From Japanese-English FreeDict Dictionary ver. 0.1:
[news2] [nf35] 仇 /(en)tʃˈaɪniːz(ja)lˈe̞tə/, 寇 /(en)tʃˈaɪniːz(ja)lˈe̞tə/, 讐 /(en)tʃˈaɪniːz(ja)lˈe̞tə/, 賊 /(en)tʃˈaɪniːz(ja)lˈe̞tə/, [news2] [nf35] あだ /ˈädä/, (仇) (out-dated or obsolete kana usage) あた /ˈätä/, (仇) (out-dated or obsolete kana usage) あたん /ˈätäɴ/
1. (noun (common) (futsuumeishi))
foe, enemy, rival
2. resentment, enmity, grudge
3. harm, injury
From Japanese-English FreeDict Dictionary ver. 0.1:
敵 /(en)tʃˈaɪniːz(ja)lˈe̞tə/, 仇 /(en)tʃˈaɪniːz(ja)lˈe̞tə/, かたき /kätˈäki/
1. (noun, used as a suffix)
(noun (common) (futsuumeishi))
仇・あだ・1, 敵・てき・1 (usu. pronounced がたき when used as a suffix)
rival, opponent, adversary, competitor, enemy (esp. one with which there is longstanding enmity), foe
2. (noun (common) (futsuumeishi))
revenge
3.
Note: archaismspouse