appurtenant Get Printable Handwriting (ap-pur-te-nant) 4 syllables Hear It! Say It! Write It! Learn It! Spelling Test Definition adjective. furnishing added support Example Sentence The property insurance covers any additions appurtenant to the building. Synonyms accessory; adjunct; ancillary; adjuvant; auxiliary; supportive Antonyms unsupportive Hear It! Say It! Write It! appurtenant Switch to cursive Start Share with your friends: