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

アルファ線[arufasen] alpha rays
エックス線[ekkususen] X-ray
サイン曲線[sainkyokusen] sinusoid
スピード線[supiidosen] speed lines
緯線[isen] parallel

一次線輪[ichijisenrin] primary coil
一線[issen] line
一直線[icchokusen] straight line
一番線[ichibansen] track no. 1
一塁線[ichiruisen] first-base line

遺跡[iseki] historic ruins (remains, relics)
刈り跡[kariato] cut-over land
監査証跡[kansashouseki] audit trail
奇跡的[kisekiteki] miraculous
軌跡[kiseki] tire track

形跡[keiseki] traces
跡始末[atoshimatsu] settlement (of affairs)
跡片付け[atokatazuke] tidying up
航跡[kouseki] wake (of boat)
痕跡[konseki] trace

阿諛追従[ayutsuishou] excessive flattery
位記追贈[ikitsuisou] conferment of posthumous rank
犬追物[inuoumono] dog-hunting event of Kamakura period
幻を追う[maboroshiwoou] to pursue an illusion
後追い[atooi] following someone

後追い自殺[atooijisatsu] following someone's example, and committing suicide
公職追放[koushokutsuihou] purge of public officials
鹿追[shikaoi] hinged bamboo water cup or trough, which makes a percussive sound periodically as it tips over
戦没者追悼記念日[senbotsushatsuitoukinenbi] Memorial Day (US)
訴追[sotsui] legal action