lark vs recreation

lark and recreation both are nouns.

Word	Noun	Adjective	Verb	Adverb
lark	Yes	No	Yes	No
recreation	Yes	No	No	No

As nouns, recreation is a hypernym of lark; that is, recreation is a word with a broader meaning than lark:

Other hypernyms of lark include diversion.

lark (noun)	recreation (noun)
any carefree episode	an activity that diverts or amuses or stimulates
any of numerous predominantly Old World birds noted for their singing	activity that refreshes and recreates; activity that renews your health and spirits by enjoyment and relaxation
a songbird that lives mainly on the ground in open country; has streaky brown plumage
North American songbirds having a yellow breast

lark (verb)	recreation (verb)
play boisterously