Dictionary: “舌を巻く”

舌を巻く

したをまく

to be astonished; to be amazed; to be astounded; to be deeply impressed

We marveled at his bold attempt.

Kun/On information

舌

On: ぜつ
Kun: した
Stroke count: 6

・tongue

・reed

・clapper

巻

On: かん;けん
Kun: ま.く;まき;ま.き
Stroke count: 9

・scroll

・volume

・book

・part

・roll up

・wind up

・tie

・coil

・counter for texts (or book scrolls)