/ Thesaurus / S Synonyms of straightness Find synonyms for: Noun1. straightness, curvature, curveusage: (of hair) lack of a tendency to curl2. straightness, shape, form, configuration, contour, conformationusage: freedom from crooks or curves or bends or angles3. directness, straightness, characteristicusage: trueness of course toward a goal; "rivaling a hawk in directness of aim"4. good faith, straightness, honesty, honestnessusage: having honest intentions; "he acted in good faith"; "doubt was expressed as to the good faith of the immigrants"5. heterosexuality, heterosexualism, straightness, sexual activity, sexual practice, sex, sex activityusage: a sexual attraction to (or sexual relations with) persons of the opposite sexWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: acerbity Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language