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

可聴[kachou] audible
可聴距離[kachoukyori] audible distance
可聴度[kachoudo] audibility
聴す[yurusu] to permit
謹聴[kinchou] listening attentively

傾聴[keichou] listening closely
幻聴[genchou] auditory hallucination
公聴会[kouchoukai] public hearing
視聴[shichou] looking and listening
視聴覚[shichoukaku] senses of seeing and hearing