Home › Words › P › platnessplatnessplatness means flatness.Among words judged in Lexicurio's Arena, platness ranks #40,941 of 42,749 for Qualifying.EtymologyFrom plat + -ness.nounFlatness.Definitions & examples from Wiktionary (CC BY-SA 3.0).Words closest in meaningBy meaning, not spelling — each word's AI semantic fingerprint, nearest first.planeness 74% match — The condition of being plane. vs platness →planate 71% match — flat, flattened. Resembling a plane, or otherwise planar. vs platness →flattish 70% match — Somewhat flat, in any comparable sense of the word. vs platness →flatling 69% match — Flatly, plainly. vs platness →platitudeness 69% match — The quality of being platitudinous; platitudinousness. vs platness →flatly 69% match — In a physically flat or level manner. vs platness →planulate 68% match — Having a flattened form vs platness →flatland 67% match — Synonym of plain (“land of relatively constant altitude”). vs platness →