lesson 26 nouns, and inter-lesson links

docs/howtostudykorean/unit-1/13-and-with.md

@@ -1158,7 +1158,7 @@ Common Usages:
 
 Notes:
 
-Often used as “<TTS>질투가 나다</TTS>.” See [Lesson 14](https://www.howtostudykorean.com/unit1/unit-1-lessons-9-16/lesson-14-korean-passive-verbs/) for more information on how the word “나다” works in these situations.
+Often used as “<TTS>질투가 나다</TTS>.” See [Lesson 14](./14-passive.md) for more information on how the word “나다” works in these situations.
 
 Example: