空挺[kuutei] airborne
空挺降下地域[kuuteikoukachiiki] drop zone
空挺隊[kuuteitai] paratroops
空挺隊員[kuuteitaiin] paratroopers
空挺部隊[kuuteibutai] airborne troops

八挺[hacchou] skillfulness
挺する[teisuru] to volunteer (bravely)
挺す[teisu] to volunteer (bravely)
挺進[teishin] go ahead of

一念発起[ichinenhokki] being resolved to (do something)
引き起す[hikiokosu] to cause
縁起[engi] omen
喚起[kanki] arousal
起きる[okiru] to get up

起上る[okiagaru] to rise
起す[okosu] to raise
起こり得る[okoriuru] to be possible to occur
起る[okoru] to occur
起つ[tatsu] to rise up