/ Thesaurus / S Synonyms of semi erect Find synonyms for: Adjective1. semi-erect, erect (vs. unerect), vertical, uprightusage: of plants that are partly erectWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: reticent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language