· kabob
· kaput
· kayak
· kazoo
· keeps
· ketch
· kicks
· kiddo
· kilos
· kills
· kilos
· kinds
· kings
· kiosk
· kites
· klutz
· knack
· knave
· kneel
· knife
· knock
· known
· koala
· kooky
Smart words that start with K are:keenessknowledgeknow-how
69 words its chill bro
· kindly
kiddy
Khaki, knotty, key, keen, kind, kinetic, kiddy and knowledgeable are descriptive words. They begin with the letter k.