くしん
Meanings
Noun
1. 物事を成し遂げるのにあれこれ考えたり迷ったりして苦労すること。
Pitch accent
しん
Composed of
① 苦しいこと、辛いこと
heart; mind; bottom of one's heart; core (of one's character); centre; center; heart (organ)
Used in vocabulary (2 in total)
taking great pains
account of the hardships one has encountered