響動めき[doyomeki] commotion
ぴくぴく動く[pikupikuugoku] to jerk
アメーバ運動[ameebaundou] ameboid movement
インディペンデントリビング運動[indipendentoribinguundou] independent living movement
エコロジー運動[ekorojiiundou] ecological movement

エンジン発動機[enjinhatsudouki] engine
クローン動物[kuroondoubutsu] cloned animal
易動度[idoudo] mobility
異動[idou] change
移動[idou] removal

す可き[subeki] should do (abbr. of suru+beki)
可き[beki] should (suf. to verbs)
もし可能ならば[moshikanounaraba] if possible
可からず[bekarazu] must not
可愛がる[kawaigaru] to love

可愛らしい[kawairashii] lovely
可圧性[kaatsusei] compressibility
可換群[kakangun] Abelian group
可逆[kagyaku] reversible

堰堤[entei] dam
可動堰[kadouzeki] canal gates
堰き止める[sekitomeru] to dam up
堰く[seku] to dam (up) (stream)
井堰[iseki] dam

堰き止湖[sekitomeko] dammed lake (formed by natural damming of a river, esp. by landslide, volcanic eruption, etc.)
堰板[sekiita] sheeting
堰を切ったよう[sekiwokittayou] gushing forth
堰を切る[sekiwokiru] to break a dam and gush forth
堰塞[ensoku] damming (e.g. a pond)