ふむふむ

hmmm, uh-huh, murmur indicating approval, comprehension, etc.

向き不向き

むきふむき

different suitabilities, being cut out for certain things (and not for others)

不向き

ふむき

unfit, unsuitable, unmarketable

ステップを踏む

ステップをふむ

to dance, to perform dance steps

ドジを踏む

ドジをふむ

to make a blunder; to bungle; to mess up; to make a foolish mistake

無駄足を踏む

むだあしをふむ

to go on a fool's errand, to go in vain

韻を踏む

いんをふむ

to rhyme (with)

山を踏む

やまをふむ

to commit a crime

轍を踏む

てつをふむ

to repeat a mistake (of somebody), to make the same mistake as that of..., to follow the rut (left by someone else)

どじを踏む

どじをふむ

to bungle, to make a blunder

地雷を踏む

じらいをふむ

to step on a landmine

場数を踏む

ばかずをふむ

to gain experience, to get accustomed (with something)

地団駄踏む

じだんだふむ

to stamp one's feet (in frustration, impatience, etc.)

蹈鞴を踏む

たたらをふむ

to stumble a step or two forward (when trying to stop), to pass one's destination and stumble a step or two forward, to totter

有利と踏む

ゆうりとふむ

to be advantageous, to be a favorite (to win)

虎の尾を踏む

とらのおをふむ

to take great risks

ふさぎ込む

ふさぎこむ

to mope, to brood, to be in low spirits, to have the blues

ふふふ

ha ha ha; hee hee hee