嗅ぎ出す[kagidasu] to scent out
嗅ぎつける[kagitsukeru] to sniff out
嗅ぎ分ける[kagiwakeru] to scent out
嗅ぐ[kagu] to sniff
嗅覚[kyuukaku] sense of smell

嗅神経[kyuushinkei] olfactory nerve
嗅煙草[kagitabako] snuff
嗅ぎ当てる[kagiateru] to sniff out
嗅ぎ回る[kagimawaru] to sniff around (looking for)
見る目嗅ぐ鼻[mirumekaguhana] Yama's pole with a human head on the top (able to discern good and evil of the dead)

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