| 碍 |
ài kǒu | to shy to speak out / tongue-tied / to hesitate / too embarrassing for words |
| 碍 |
ài | to hinder / to obstruct / to block |
| 口 |
kǒu | mouth / classifier for things with mouths (people, domestic animals, cannons, wells etc) / classifier for bites or mouthfuls |