# Does anyone have a better mnemonic for differentiating 理 and 由 readings? **URL:** \ **Category:** Kanji\ **Created:** [October 4, 2017, 1:36pm UTC](https://community.wanikani.com/t/does-anyone-have-a-better-mnemonic-for-differentiating-%E7%90%86-and-%E7%94%B1-readings/19953 "2017-10-04T13:36:38Z")\ **Posts on this page:** 1\ **Showing post:** 6
**Author:** ![acm2010](https://sea1.discourse-cdn.com/wanikanicommunity/user_avatar/community.wanikani.com/acm2010/32/43822_2.png) [@acm2010](https://community.wanikani.com/u/acm2010)\ **Post date:** [October 4, 2017, 2:44pm UTC](https://community.wanikani.com/t/does-anyone-have-a-better-mnemonic-for-differentiating-%E7%90%86-and-%E7%94%B1-readings/19953/6 "2017-10-04T14:44:41Z")
> [@ezekiy](#): > > Thanks, I’m always on the lookout for those… I didn’t learn the onyomi for 里 yet though! Have you seen this: > [@Wanikani Phonetic-Semantic Composition 1.0.5 \[No longer supported\]](https://community.wanikani.com/t/wanikani-phonetic-semantic-composition-1-0-5-no-longer-supported/3878): > > Wanikani Phonetic-Semantic Composition - Userscript by ruipgpinheiro (LordGravewish) THIS SCRIPT IS NO LONGER SUPPORTED BY ME.[Look at this post for further information.](https://community.wanikani.com/t/Wanikani-Override-Userscript-112-Ignore-Answer-Button-No-longer-supported/2846/156) Description: It seems that many kanji were created using a process called phonetic-semantic composition. This process joins two (or more) kanji (radicals), one (or more of them) usually called the bushu or dictionary section header establishes the meaning of the kanji, and another one, the phonetic component that establis… Still works for me, but not all elements are covered. --- _[View the full topic](https://community.wanikani.com/t/does-anyone-have-a-better-mnemonic-for-differentiating-%E7%90%86-and-%E7%94%B1-readings/19953)._