/ Thesaurus / P Synonyms of plymouth colony Find synonyms for: Noun1. Plymouth Colonyusage: colony formed by the Pilgrims when they arrived at Plymouth Rock in 1620; it was absorbed into the Massachusetts Bay Colony in 1691WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: immense Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language