littleness n. + Add to list UK //lˈɪtəlnəs// lit·tle·ness SynonymsAntonymsEtymology Synonyms pettinesssmallness Antonyms bignesslargenessOriginOElytelnysse→MElitelnes→ENlittleness From Middle English litelnes, litelnesse, from Old English lytelnysse, lȳtelnes, equivalent to little + -ness.