MONUMENTAL /ˌmɒnjʊˈmɛntəl/ Scrabble 14 Words With Friends 20 Definition adjective relating or belonging to or serving as a monument. adjective of outstanding significance. adjective imposing in size or bulk or solidity. — synonyms: massive, monolithic Examples “Monumental construction.” See all 263 words you can make from MONUMENTAL → 10-letter words Words starting with M Words ending with L ← Unscramble different letters