APENNINE MOUNTAINS(noun) Did you mean: Synonyms Rhymes Also try: mountainDefinitions There is 1 meaning of the phrase Apennine Mountains. Apennine Mountains - as a noun A mountain range extending the length of the italian peninsula Synonyms (Exact Relations)apenninesWord Variations & RelationsStarts A Starts AP Starts APE Starts APEN Ends S Ends NS Ends INS Ends AINS Starts A & ends S Starts AP & ends S Starts A & ends NS A-Z Proximitiesapehoods 14apeldoornapelike 13apeman 10apemen 10 Apennine Mountains apenninesapepsia 11apepsias 12apepsies 12apepsy 13