Meaning

noun the quality of being slight or inadequate

noun relatively small dimension through an object as opposed to its length or width

noun the property of an attractively thin person

originEtymology tree English slender Proto-Germanic *-inōną Proto-Indo-European *-dyé- Proto-Germanic *-atjaną Proto-Indo-European *-tus Proto-Germanic *-þuz Proto-Germanic *-assuz Proto-Germanic *-inassuz Proto-West Germanic *-nassī Old English -nes Middle English -nesse English -ness English slenderness From slender + -ness.

Etymology from Wiktionary, CC BY-SA 3.0