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

愛顧[aiko] patronage
一顧[ikko] (take no) notice of
恩顧[onko] favour
家庭を顧みない[kateiwokaeriminai] thinking little of one's family
回顧[kaiko] recollection

回顧録[kaikoroku] memoirs
軍事顧問[gunjikomon] military adviser
顧る[kaerimiru] to look back (e.g. over shoulder or at the past)
顧問[komon] adviser
顧慮[koryo] concern