SAPWOOD Antonyms There are 3 antonyms of the word sapwood. (opposite meanings)Did you mean?Definition of SAPWOODAlso try opposite words for..sapwoodsBest Opposite Words For SAPWOODTop 20Top 10 Top 20 (Default)Top 50 Top 100 All All (Default)WordsPhrases All All (Default)Verb Noun Adjective Adverb RankWordSave?Synonyms..UsageType1heartwoodnounn2duramennounn3hardwoodnoun, adjectiven, adj Alternatives for HEARTWOOD Words (1)duramenOpposite words for heartwood Alternatives for DURAMEN Words (1)heartwoodOpposite words for duramen Alternatives for HARDWOOD Words (14)ashbeechbirchcedarcherryfirhickorymahoganymapleoakpinepoplarteakwalnutOpposite words for hardwood