Inflected form of 'avenge'; the third-person singular present tense meaning to punish or seek revenge for a wrongdoing.
From 'avenge' (Old French 'avengier', from Latin 'ad-' and 'vindicare'). The '-es' ending is the standard English verb conjugation for third person singular in present tense.
English verb conjugation is remarkably simple compared to Spanish, French, or German—we just add '-s' for most verbs in third person, which is why learners find English easier, but it also means we lost a lot of information older languages kept about who is doing the action.
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