頓首

とんしゅ とんじゅ

Respectfully yours

再拝

さいはい

bowing twice, worshipping again

閉口頓首

へいこうとんしゅ

being at a complete loss as to what to do, being at one's wit's end, being at a loss for an answer

頓

sudden; abrupt; unexpected

頓着

とんちゃく とんじゃく

being concerned about or mindful of

停頓

ていとん

deadlock, standstill, stalemate, set-back, abeyance

頓知

とんち

quick wit, ready wit

頓馬

とんま

idiot, fool, dope

頓死

とんし

sudden death

頓挫

とんざ

setback, at a standstill or impasse

頓に

とみに

suddenly, all at once, rapidly

頓悟

とんご

sudden enlightenment

整頓

せいとん

orderliness, put in order, tidying up, arranging neatly

頓才

とんさい

wit

頓服

とんぷく

dose of medicine to be taken only once

頓と

とんと

completely

頓狂

とんきょう

wild, in disarray

頓用

とんよう

single use; single dose; one-off use

頓的

とんてき

thoughtlessness, thoughtless person