Synonyms of astronomic
- 1 Syllable
- vast
- 2 Syllables
- monster, whopping, jumbo, epic, mammoth, mega
- 3 Syllables
- tremendous, sizeable, humongous, enormous, ginormous, gigantic, prodigious, colossal, massive
- 4 Syllables
- monumental
- 5 Syllables
- super-colossal, astronomical, considerable