Having or adorned with a caul.

Wearing or provided with a coif; having a covering resembling a coif.

Wearing a biggin (biggin, n.1 2).

That wears a nightcap; crowned or topped with a nightcap or nightcaps. Also in extended use.

Wearing a black cap.

That wears or is wearing a red cap or hat.

wearing a thrum cap.

Wearing a white cap or caps.

Wearing a fool or jester’s cap; (also) made to wear a dunce’s cap. See fool's cap, n.1 1a fool's cap, n.1 1b.

wearing a calpack.

That wears a mob cap.

Wearing a pileus (pileus, n. 1). Obsolete. rare.

Of a soldier or guard: wearing a bearskin cap. See bearskin, n. 1b.

furnished with or wearing a fez.

wearing a tam-o'-shanter.