弄り回す[ijirimawasu] to tinker with
どさ回りをやる[dosamawariwoyaru] to go on tour
螺子回し[nejimawashi] screwdriver
ウイック回転[uikkukaiten] Wick rotation
挨拶回り[aisatsumawari] courtesy call

一回[ikkai] once
ひと回り[hitomawari] one turn
一回忌[ikkaiki] first death anniversary
一回戦[ikkaisen] first game
一回分[ikkaibun] dose

遺訓[ikun] dying instructions
音訓[onkun] kanji readings
漢文訓読[kanbunkundoku] reading a Chinese text in Japanese
義訓[gikun] reading of a kanji by meaning
訓える[oshieru] to teach

教訓[kyoukun] lesson
訓育[kuniku] discipline
訓誡[kunkai] warning
訓示[kunji] instruction