/ Thesaurus / 6 Synonyms of 60 Find synonyms for: Noun1. sixty, 60, LX, large integerusage: the cardinal number that is the product of ten and sixAdjective1. sixty, 60, lx, threescore, cardinal (vs. ordinal)usage: being ten more than fiftyWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: labyrinth Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language