Yes, head is in the scrabble dictionary

...and is worth 7 points by itself if you played it.

Head Definition

noun

A headmaster or headmistress.
A headwaiter.
A passage or gallery in a coal mine.
A person considered foolish or contemptible. Often used in combination: a chowderhead.
A person who leads, rules, or is in charge; a leader, chief, or director: the head of the corporation.

adjective

Foremost in rank or importance: the head librarian.
Of, relating to, or intended for the head. Often used in combination: headshaking; headwrap.
Placed at the top or the front: the head name on the list.
Slang Of, relating to, or for drugs or drug users.
Of, relating to, or intended for the head.

idiom

Have a big To be overly self-confident or conceited.
Head and shoulders above Far superior to: head and shoulders above her colleagues in analytical capability.
Head over heels Completely; hopelessly: head over heels in love.
Head over heels Rolling, as in a somersault: tripped and fell head over heels.
Off Insane; crazy.

phrasal-verb

Head off To block the progress or completion of; intercept: Try to head him off before he gets home. The town headed off the attempt to build another mall.

verb-transitive

To aim, point, or turn in a certain direction: headed the team of horses up the hill.
To be in charge of; lead: The minister headed the committee.
To be in the first or foremost position of: Collins heads the list of job candidates.
To provide with a head: head each column with a number; headed the flagpole with a golden ball.
To remove the head or top of.