I. ˈlītsəm adjective
Etymology: Middle English lihtsum, lightsum, from liht, light light + -sum -some — more at light
1. : marked by lightness : airy , graceful , nimble
too old and portly for more lightsome parts — J.W.Draper
walked with a lightsome , buoyant step — O.E.Rölvaag
this talk may be … as lightsome as the white smoke of coals in a severe campfire — J.F.Dobie
2. : free from care : cheerful , gay
expecting to indulge in an evening of lightsome folic — Theodore Dreiser
trilling songs with a lightsome heart — W.M.Thackeray
3. : frivolous , unsteady
a lightsome , changeable person
• light·some·ly adverb
• light·some·ness noun -es
II. adjective
Etymology: Middle English lihtsum, lightsum, from liht, light light + -sum -some — more at light (not heavy)
1. : giving light : luminous
lightsome clouds and shining seas — P.B.Shelley
2. : not dark or gloomy : well lighted : bright
a school with spacious lightsome rooms
3. archaic : clear , lucid
with plain and lightsome brevity — John Milton
4. archaic : light in color
lightsome green of ivy and holly — J.R.Lowell