COMET Antonyms There are 4 antonyms of the word comet. (opposite meanings)Did you mean?Definition of COMETAlso try opposite words for..cometicBest Opposite Words For COMETTop 20Top 10 Top 20 (Default)Top 50 Top 100 All All (Default)WordsPhrases All All (Default)Verb Noun Adjective Adverb RankWordSave?Synonyms..UsageType1asteroidnoun, adjectiven, adj2moonnoun, adjectiven, adj3planetnounn4starverb, nounv, n Alternatives for ASTEROID Words (1)star-shapedOpposite words for asteroid Alternatives for MOON Words (8)daydreamlunalunationmonthmoonmoonlightmoonshinesatellitePhrases (6)lunar monthcalendar monthmoon aroundmoon onsun myung moonsynodic monthOpposite words for moon Alternatives for PLANET Words (5)earthglobesphereworldsatellitePhrases (1)major planetOpposite words for planet Alternatives for STAR Words (21)asteriskaceadeptchampiongeniusheadlinerhotshotleadleadingmavenmavinprimaprincipalsensationstarringstellarsuperstarvirtuosowhizzwizwizardPhrases (1)star topologyOpposite words for star