lightsome vs lighthearted

lightsome and lighthearted both are adjectives.

Word	Noun	Adjective	Verb	Adverb
lightsome	No	Yes	No	No
lighthearted	No	Yes	No	No

As adjectives, lightsome and lighthearted are synonyms defined as:

Other synonyms of lightsome include blithe, blithesome, light-hearted.

lightsome (adjective)	lighthearted (adjective)
carefree and happy and lighthearted	carefree and happy and lighthearted
moving easily and quickly; nimble