{"id":8699,"date":"2024-12-23T01:00:00","date_gmt":"2024-12-23T01:00:00","guid":{"rendered":"https:\/\/engoo.com\/blog\/?p=8699"},"modified":"2025-03-19T07:06:49","modified_gmt":"2025-03-19T07:06:49","slug":"by-and-until-whats-the-difference","status":"publish","type":"post","link":"https:\/\/engoo.com\/blog\/language-tips\/by-and-until-whats-the-difference\/","title":{"rendered":"\"By\" and \"Until\": What's the Difference?"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_80 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 eztoc-toggle-hide-by-default' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/engoo.com\/blog\/language-tips\/by-and-until-whats-the-difference\/#By\" >By<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/engoo.com\/blog\/language-tips\/by-and-until-whats-the-difference\/#Until\" >Until<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/engoo.com\/blog\/language-tips\/by-and-until-whats-the-difference\/#Yet\" >Yet<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/engoo.com\/blog\/language-tips\/by-and-until-whats-the-difference\/#Wrap-up\" >Wrap-up<\/a><\/li><\/ul><\/nav><\/div>\n\n<p>Both \"by\" and \"until\" are prepositions that focus on time. But many English learners struggle to understand what makes them different, so they often use one when the other is more appropriate.&nbsp;<\/p>\n\n\n\n<p>We're here to help! This article will explain their differences and give examples of how each can be used.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"By\"><\/span><strong>By<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"678\" src=\"https:\/\/assets.blog.engoo.com\/wp-content\/uploads\/sites\/9\/2024\/12\/18045103\/by_vs_until_2-1024x678.jpg\" alt=\"A woman working at a desk in front of a large computer\" class=\"wp-image-10336\" srcset=\"https:\/\/assets.blog.engoo.com\/wp-content\/uploads\/sites\/9\/2024\/12\/18045103\/by_vs_until_2-1024x678.jpg 1024w, https:\/\/assets.blog.engoo.com\/wp-content\/uploads\/sites\/9\/2024\/12\/18045103\/by_vs_until_2-300x199.jpg 300w, https:\/\/assets.blog.engoo.com\/wp-content\/uploads\/sites\/9\/2024\/12\/18045103\/by_vs_until_2-768x508.jpg 768w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>\"By\" is used when the focus is on a <strong>deadline<\/strong> or a <strong>specific point<\/strong> at which something must be done or completed. It's always followed by a time or event.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>I have to finish this project <strong>by Friday morning<\/strong>.<\/li>\n\n\n\n<li>They should arrive <strong>by 5 p.m<\/strong>.<\/li>\n\n\n\n<li>He should have gotten here <strong>by now<\/strong>.<\/li>\n\n\n\n<li>The package should be delivered <strong>by the end of next week<\/strong>.<\/li>\n\n\n\n<li>You must complete the test <strong>by the time the alarm sounds<\/strong>.<\/li>\n<\/ul>\n\n\n\n<p>In each of these examples, the <em>end<\/em> of the period of time is the most important thing.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Until\"><\/span><strong>Until<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/assets.blog.engoo.com\/wp-content\/uploads\/sites\/7\/2024\/05\/15041533\/by_vs_until_3-1024x730.jpg\" alt=\"A delivery driver riding a scooter through a city at night\" class=\"wp-image-6034\"\/><\/figure>\n\n\n\n<p>With \"until,\" the end is not the focus; instead it is <strong>the complete period of time<\/strong>, including the beginning, middle and end.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>I have <strong>until Friday morning<\/strong> to finish this project.<\/li>\n<\/ul>\n\n\n\n<p>In this example, the speaker is referring to <em>all<\/em> of the time they have, which starts from now and continues to Friday morning.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>It took <strong>until 5 p.m.<\/strong> for them to arrive.<\/li>\n<\/ul>\n\n\n\n<p>Here, the speaker is referencing the total amount of time that was required for someone to make a journey.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>The package was in transit <strong>until this evening<\/strong>.<\/li>\n\n\n\n<li>How much longer <strong>until we arrive<\/strong>?<\/li>\n\n\n\n<li>You have <strong>until when the alarm sounds<\/strong> to complete the test.<\/li>\n\n\n\n<li><strong>Until now<\/strong>, I thought \"by\" and \"until\" were used the same way!<\/li>\n<\/ul>\n\n\n\n<p>In these examples, the total period of time is important, not just the end, so only \"until\" is correct to use.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Yet\"><\/span><strong>Yet<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Let's look at one more word that's related to the previous two we've discussed.&nbsp;<\/p>\n\n\n\n<p>\"Yet\" is similar to \"until\" because it also refers to a period of time. However, the important difference is that the period is <strong>not finished<\/strong>.&nbsp;<\/p>\n\n\n\n<p>\"Yet\" is mostly used in questions and negative sentences, as in the following examples:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Are you finished <strong>yet<\/strong>?<\/li>\n\n\n\n<li>Because of problems with our supplier, we <strong>haven't completed production<\/strong> <strong>yet<\/strong>.<\/li>\n\n\n\n<li>We're delaying the start of the meeting because the team leader <strong>hasn't arrived<\/strong> <strong>yet<\/strong>.<\/li>\n<\/ul>\n\n\n<div class=\"unified-block unified-chat-bubble pos-left\"><div class=\"unified-chat-bubble-user\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/assets.blog.engoo.com\/wp-content\/uploads\/sites\/9\/2023\/02\/22141702\/avatar_23.png\" class=\"unified-chat-bubble-avatar\" width=\"50\" height=\"50\"><div class=\"unified-chat-bubble-name\">A<\/div><\/div><div class=\"unified-chat-bubble-content\"><div class=\"block-align-none\">Have you watched that whole movie series?<\/div><\/div><\/div>\n\n<div class=\"unified-block unified-chat-bubble pos-right\"><div class=\"unified-chat-bubble-user\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/assets.blog.engoo.com\/wp-content\/uploads\/sites\/9\/2023\/02\/22141547\/avatar_6.png\" class=\"unified-chat-bubble-avatar\" width=\"50\" height=\"50\"><div class=\"unified-chat-bubble-name\">B<\/div><\/div><div class=\"unified-chat-bubble-content\"><div class=\"block-align-none\">I saw part one, but I haven't watched the <a href=\"https:\/\/engoo.com\/blog\/travel-fun\/movie-english\/\" target=\"_blank\" rel=\"noreferrer noopener\">sequel<\/a> yet.<\/div><\/div><\/div>\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Wrap-up\"><\/span><strong>Wrap-up<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>In summary, \"by\" refers to a deadline or an endpoint, while \"until\" focuses on a total period of time. Meanwhile, \"yet\" refers to something that is not complete.<\/p>\n\n\n\n<p>If you're ever confused about which one to use, just think about which of these ideas is most important for what you want to say. You can always come back to this article if you need to be reminded! \ud83d\udca1<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Both \"by\" and \"until\" are prepositions that focus on time. But many English learners struggle to understand what makes them different, so they often use one when the other is more appropriate.&nbsp; We're here to...<\/p>\n","protected":false},"author":432,"featured_media":8702,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"unified_meta_tagline_field":"","footnotes":""},"categories":[6],"tags":[53],"class_list":["post-8699","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-language-tips","tag-whats-the-difference"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.7 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>&quot;By&quot; and &quot;Until&quot;: What&#039;s the Difference? | Engoo Blog<\/title>\n<meta name=\"description\" content=\"Have you ever been confused about whether to use &quot;by&quot; or &quot;until&quot;? 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