English
larksome
From lark + -some.
Formed from lark + -some
Proto-Germanic *laiwazikǭ
Proto-West Germanic *laiwaʀikā
Old English lāwerce
Middle English larke ‘skylark’
English lark
Today it means
adj Characterised or marked by larks (i.e. pranks); playful.
Language periods are conventional ranges, not dates for this word.
Etymograph / larksome