Hundreds of five letter words begin with the letter c. A few of those words include cabby, cabin, cable, cacti, caddy, cakes, calls, canal, candy, canoe, caper, cargo, carol, carry and carve.
There are 200+!
'Knife' fits this description...
kaput kayak kings keeps kanga
kinetic. ketotic. keramic. kinesic.
kopeck
kazoo
kicks
kabalistic
amuck
Kindergartener
4 letter word that starts with k
kilt
kitty
Snack
Janek
A sweet word that starts with K is kisses (Hershey's).
K
Kinds or kudos
Kudos is a five-letter word for award, but it starts with k.
kite