牽く[hiku] to pull
牽引[kenin] hauling
牽引車[keninsha] tractor
牽引力[keninryoku] pulling power
牽強[kenkyou] distortion of facts

牽強付会[kenkyoufukai] farfetched (argument, opinion)
牽制[kensei] check
牽制球[kenseikyuu] throw to check a runner
牽束[kensoku] restraint
牽連[kenren] related to

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