radical: 忄

懂

dong3

to understand (verb)

快

kuai4

quickly; fast, quick (adverb/adjective)

懒

lan3

lazy (adjective)

懶

lan3

lazy (adjective)

慢

man4

slow (adjective)

忙

mang2

busy (adjective)

怕

pa4

to fear; to be afraid of (verb)