He had a collection of boot knives.

He collects antique bowie knives.

I need to buy some bread knives for the bakery.

The butchers' knives were sharp and ready for use.

The butcher knives were sharp and ready for use.

The workers used cane knives to cut down the sugar cane.

I need to buy some cheese knives for the party.

He collects antique clasp-knives.

I have a collection of clicking knives.

Be careful when catching falling knives.