/ Thesaurus / S Synonyms of solemness Find synonyms for: Noun1. sedateness, staidness, solemnity, solemness, seriousness, earnestness, serious-mindedness, sincerityusage: a trait of dignified seriousnessWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: illegible Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language