TESTACY Antonyms There are 2 antonyms of the word testacy. (opposite meanings)Did you mean?Definition of TESTACYAlso try opposite words for..testateBest Opposite Words For TESTACYTop 20Top 10 Top 20 (Default)Top 50 Top 100 All All (Default)WordsPhrases All All (Default)Verb Noun Adjective Adverb RankWordSave?Synonyms..UsageType1intestacynounn2intestateadjectiveadj