THENCEFORTH Antonyms There are 6 antonyms of the word thenceforth. (opposite meanings)Did you mean?Definition of THENCEFORTHBest Opposite Words For THENCEFORTHTop 20Top 10 Top 20 (Default)Top 50 Top 100 All All (Default)WordsPhrases All All (Default)Verb Noun Adjective Adverb RankWordSave?Synonyms..UsageType1alreadyadverbadv2beforeadverbadv3hithertoadverbadv4previouslyadverb, nounadv, n5prioradverb, adjectiveadv, adj6since Alternatives for BEFORE Words (12)aheadearlierpreviouslyantecedentbeforehandforeformerlyprioraforebyerelestPhrases (2)in advancein frontOpposite words for before Alternatives for HITHERTO Words (2)heretoforeyetPhrases (6)up to nowas yetso farthus fartil nowuntil nowOpposite words for hitherto Alternatives for PREVIOUSLY Words (13)antecedentlyaheadalreadybeforeearliererstwhileformerlyheretoforehithertoonceprecedentprioraforeOpposite words for previously Alternatives for PRIOR Words (10)antecedentearlierforegoingformerprecedingpreviousagoanteriorhithertoprovostOpposite words for prior Alternatives for SINCE Words (2)sithsithenOpposite words for since