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

アナログデジタル変換器[anarogudejitaruhenkanki] analog-digital converter
パリティ変換[paritihenkan] parity transformation (physics)
異変[ihen] unusual phenomenon
移り変り[utsurikawari] change (e.g. season)
一定不変[itteifuhen] invariable

一風変った[ippuukawatta] eccentric
一変[ippen] complete change
黄変米[ouhenmai] spoiled rice
化学変化[kagakuhenka] chemical change
かな漢字変換[kanakanjihenkan] kana-kanji conversion (on a computer, etc.)

アルカリ性[arukarisei] alkalinity
悪性[akushou] evil nature
悪性[akusei] malignancy
悪性リンパしゅ[akuseirinpashu] malignant lymphoma
悪性腫瘍[akuseishuyou] malignant tumor

悪性度[akuseido] malignancy
圧縮性[asshukusei] compressibility
圧迫性[appakusei] compression
安全性[anzensei] safety
安定性[anteisei] stability