# Seven letter words change one or two letter to make a new word **URL:** \ **Category:** Thread Games\ **Created:** [March 3, 2014, 1:04am UTC](https://boards.straightdope.com/t/seven-letter-words-change-one-or-two-letter-to-make-a-new-word/682716 "2014-03-03T01:04:01Z")\ **Posts on this page:** 20\ **Page:** 1114
**Author:** ![Thin\_Ice](https://avatars.discourse-cdn.com/v4/letter/t/aeb1de/32.png) [@Thin\_Ice](https://boards.straightdope.com/u/Thin_Ice)\ **Post date:** [July 29, 2019, 12:04pm UTC](https://boards.straightdope.com/t/seven-letter-words-change-one-or-two-letter-to-make-a-new-word/682716/22265 "2019-07-29T12:04:37Z")
automat ---
**Author:** ![Elendil\_s\_Heir](https://avatars.discourse-cdn.com/v4/letter/e/7cd45c/32.png) [@Elendil\_s\_Heir](https://boards.straightdope.com/u/Elendil_s_Heir)\ **Post date:** [July 29, 2019, 4:14pm UTC](https://boards.straightdope.com/t/seven-letter-words-change-one-or-two-letter-to-make-a-new-word/682716/22266 "2019-07-29T16:14:06Z")
AutoCAD > **[AutoCAD](https://en.wikipedia.org/wiki/AutoCAD)** > > AutoCAD is a commercial computer-aided design (CAD) and drafting software application. Developed and marketed by Autodesk, AutoCAD was first released in December 1982 as a desktop app running on microcomputers with internal graphics controllers. Before AutoCAD was introduced, most commercial CAD programs ran on mainframe computers or minicomputers, with each CAD operator (user) working at a separate graphics terminal. AutoCAD is also available as mobile and web apps. AutoCAD is primarily AutoCAD ... ---
**Author:** ![Thin\_Ice](https://avatars.discourse-cdn.com/v4/letter/t/aeb1de/32.png) [@Thin\_Ice](https://boards.straightdope.com/u/Thin_Ice)\ **Post date:** [July 29, 2019, 8:05pm UTC](https://boards.straightdope.com/t/seven-letter-words-change-one-or-two-letter-to-make-a-new-word/682716/22267 "2019-07-29T20:05:57Z")
caution ---
**Author:** ![panache45](https://sea3.discourse-cdn.com/straightdope/user_avatar/boards.straightdope.com/panache45/32/64_2.png) [@panache45](https://boards.straightdope.com/u/panache45)\ **Post date:** [July 30, 2019, 12:24am UTC](https://boards.straightdope.com/t/seven-letter-words-change-one-or-two-letter-to-make-a-new-word/682716/22268 "2019-07-30T00:24:36Z")
faction ---
**Author:** ![Thin\_Ice](https://avatars.discourse-cdn.com/v4/letter/t/aeb1de/32.png) [@Thin\_Ice](https://boards.straightdope.com/u/Thin_Ice)\ **Post date:** [July 30, 2019, 2:14am UTC](https://boards.straightdope.com/t/seven-letter-words-change-one-or-two-letter-to-make-a-new-word/682716/22269 "2019-07-30T02:14:45Z")
noticed ---
**Author:** ![Biffster](https://sea3.discourse-cdn.com/straightdope/user_avatar/boards.straightdope.com/biffster/32/339_2.png) [@Biffster](https://boards.straightdope.com/u/Biffster)\ **Post date:** [July 30, 2019, 6:11am UTC](https://boards.straightdope.com/t/seven-letter-words-change-one-or-two-letter-to-make-a-new-word/682716/22270 "2019-07-30T06:11:44Z")
diction ---
**Author:** ![panache45](https://sea3.discourse-cdn.com/straightdope/user_avatar/boards.straightdope.com/panache45/32/64_2.png) [@panache45](https://boards.straightdope.com/u/panache45)\ **Post date:** [July 30, 2019, 10:37am UTC](https://boards.straightdope.com/t/seven-letter-words-change-one-or-two-letter-to-make-a-new-word/682716/22271 "2019-07-30T10:37:25Z")
fiction ---
**Author:** ![Thin\_Ice](https://avatars.discourse-cdn.com/v4/letter/t/aeb1de/32.png) [@Thin\_Ice](https://boards.straightdope.com/u/Thin_Ice)\ **Post date:** [July 30, 2019, 12:16pm UTC](https://boards.straightdope.com/t/seven-letter-words-change-one-or-two-letter-to-make-a-new-word/682716/22272 "2019-07-30T12:16:21Z")
unction ---
**Author:** ![Bayaker](https://sea3.discourse-cdn.com/straightdope/user_avatar/boards.straightdope.com/bayaker/32/3454_2.png) [@Bayaker](https://boards.straightdope.com/u/Bayaker)\ **Post date:** [July 30, 2019, 12:44pm UTC](https://boards.straightdope.com/t/seven-letter-words-change-one-or-two-letter-to-make-a-new-word/682716/22273 "2019-07-30T12:44:04Z")
auction ---
**Author:** ![Taesahnim](https://sea3.discourse-cdn.com/straightdope/user_avatar/boards.straightdope.com/taesahnim/32/84_2.png) [@Taesahnim](https://boards.straightdope.com/u/Taesahnim)\ **Post date:** [July 30, 2019, 12:57pm UTC](https://boards.straightdope.com/t/seven-letter-words-change-one-or-two-letter-to-make-a-new-word/682716/22274 "2019-07-30T12:57:51Z")
actions ---
**Author:** ![Annie-Xmas](https://avatars.discourse-cdn.com/v4/letter/a/ecc23a/32.png) [@Annie-Xmas](https://boards.straightdope.com/u/Annie-Xmas)\ **Post date:** [July 30, 2019, 1:44pm UTC](https://boards.straightdope.com/t/seven-letter-words-change-one-or-two-letter-to-make-a-new-word/682716/22275 "2019-07-30T13:44:10Z")
factors ---
**Author:** ![panache45](https://sea3.discourse-cdn.com/straightdope/user_avatar/boards.straightdope.com/panache45/32/64_2.png) [@panache45](https://boards.straightdope.com/u/panache45)\ **Post date:** [July 30, 2019, 1:44pm UTC](https://boards.straightdope.com/t/seven-letter-words-change-one-or-two-letter-to-make-a-new-word/682716/22276 "2019-07-30T13:44:41Z")
factory ---
**Author:** ![Biffster](https://sea3.discourse-cdn.com/straightdope/user_avatar/boards.straightdope.com/biffster/32/339_2.png) [@Biffster](https://boards.straightdope.com/u/Biffster)\ **Post date:** [July 30, 2019, 1:46pm UTC](https://boards.straightdope.com/t/seven-letter-words-change-one-or-two-letter-to-make-a-new-word/682716/22277 "2019-07-30T13:46:21Z")
faction ---
**Author:** ![Thin\_Ice](https://avatars.discourse-cdn.com/v4/letter/t/aeb1de/32.png) [@Thin\_Ice](https://boards.straightdope.com/u/Thin_Ice)\ **Post date:** [July 30, 2019, 5:18pm UTC](https://boards.straightdope.com/t/seven-letter-words-change-one-or-two-letter-to-make-a-new-word/682716/22278 "2019-07-30T17:18:59Z")
factoid ---
**Author:** ![panache45](https://sea3.discourse-cdn.com/straightdope/user_avatar/boards.straightdope.com/panache45/32/64_2.png) [@panache45](https://boards.straightdope.com/u/panache45)\ **Post date:** [July 30, 2019, 7:57pm UTC](https://boards.straightdope.com/t/seven-letter-words-change-one-or-two-letter-to-make-a-new-word/682716/22279 "2019-07-30T19:57:24Z")
astroid ---
**Author:** ![Biffster](https://sea3.discourse-cdn.com/straightdope/user_avatar/boards.straightdope.com/biffster/32/339_2.png) [@Biffster](https://boards.straightdope.com/u/Biffster)\ **Post date:** [July 30, 2019, 8:59pm UTC](https://boards.straightdope.com/t/seven-letter-words-change-one-or-two-letter-to-make-a-new-word/682716/22280 "2019-07-30T20:59:37Z")
> [@panache45](#): > > astroid I believe asteroid has an e, unless you’re talking about a particular mathematical curve: a hypocycloid with four cusps. Specifically, it is the locus of a point on a circle as it rolls inside a fixed circle with four times the radius. 😉 ---
**Author:** ![Personal](https://avatars.discourse-cdn.com/v4/letter/p/b9bd4f/32.png) [@Personal](https://boards.straightdope.com/u/Personal)\ **Post date:** [July 30, 2019, 10:31pm UTC](https://boards.straightdope.com/t/seven-letter-words-change-one-or-two-letter-to-make-a-new-word/682716/22281 "2019-07-30T22:31:01Z")
destroy ---
**Author:** ![Biffster](https://sea3.discourse-cdn.com/straightdope/user_avatar/boards.straightdope.com/biffster/32/339_2.png) [@Biffster](https://boards.straightdope.com/u/Biffster)\ **Post date:** [July 30, 2019, 11:39pm UTC](https://boards.straightdope.com/t/seven-letter-words-change-one-or-two-letter-to-make-a-new-word/682716/22282 "2019-07-30T23:39:58Z")
astride ---
**Author:** ![Thin\_Ice](https://avatars.discourse-cdn.com/v4/letter/t/aeb1de/32.png) [@Thin\_Ice](https://boards.straightdope.com/u/Thin_Ice)\ **Post date:** [July 30, 2019, 11:47pm UTC](https://boards.straightdope.com/t/seven-letter-words-change-one-or-two-letter-to-make-a-new-word/682716/22283 "2019-07-30T23:47:54Z")
strange ---
**Author:** ![panache45](https://sea3.discourse-cdn.com/straightdope/user_avatar/boards.straightdope.com/panache45/32/64_2.png) [@panache45](https://boards.straightdope.com/u/panache45)\ **Post date:** [July 31, 2019, 5:00am UTC](https://boards.straightdope.com/t/seven-letter-words-change-one-or-two-letter-to-make-a-new-word/682716/22284 "2019-07-31T05:00:48Z")
> [@Biffster](#): > > I believe asteroid has an e, unless you’re talking about a particular mathematical curve: a hypocycloid with four cusps. Specifically, it is the locus of a point on a circle as it rolls inside a fixed circle with four times the radius. 😉 Yes, the mathematical curve. > [@Thin\_Ice](#): > > strange derange [Previous page](https://boards.straightdope.com/t/seven-letter-words-change-one-or-two-letter-to-make-a-new-word/682716.md?page=1113) [Next page](https://boards.straightdope.com/t/seven-letter-words-change-one-or-two-letter-to-make-a-new-word/682716.md?page=1115)