As nouns the difference between twilly and scarf
is that
twilly is a machine for cleansing]] or loosening wool by the action of a revolving cylinder covered with long iron spikes or [[tooth|teeth; a willying machine while
scarf is a long, often knitted, garment worn around the neck or
scarf can be a type of joint in woodworking or
scarf can be (scotland) a cormorant.
As a verb scarf is
to throw on loosely; to put on like a scarf or
scarf can be to shape by grinding or
scarf can be (transitive|us|slang) to eat very quickly.