The difference between Barrack and Cheer

Barrack as a noun (military, chiefly, in the plural):

A building for soldiers, especially within a garrison; originally referred to temporary huts, now usually to a permanent structure or set of buildings.

Barrack as a noun (chiefly, in the plural):

primitive structure resembling a long shed or barn for (usually temporary) housing or other purposes

Barrack as a noun (chiefly, in the plural):

any very plain, monotonous, or ugly large building

Barrack as a noun (US, regional):

A movable roof sliding on four posts, to cover hay, straw, etc.

Barrack as a noun (Ireland, colloquial, usually, in the plural):

A police station.

Barrack as a verb (transitive):

To house military personnel; to quarter.

Barrack as a verb (intransitive):

To live in barracks.

Barrack as a verb (British, transitive):

To jeer and heckle; to attempt to disconcert by verbal means.

Barrack as a verb (Australia, New Zealand, intransitive):

To cheer for or support a team.

Cheer as a noun (uncountable):

A cheerful attitude; gaiety; mirth.

Cheer as a noun:

That which promotes good spirits or cheerfulness; provisions prepared for a feast; entertainment.

Cheer as a noun:

A cry expressing joy, approval or support such as "hurray".

Cheer as a noun:

A chant made in support of a team at a sports event.

Cheer as a noun (obsolete):

One's facial expression or countenance.

Cheer as a noun (archaic):

One's attitude, mood.

Cheer as a verb (transitive):

To gladden; to make cheerful; often with up.

Cheer as a verb (transitive):

To infuse life, courage, animation, or hope, into; to inspirit; to solace or comfort.

Cheer as a verb (ambitransitive):

To applaud or encourage with cheers or shouts.

Cheer as a noun:

Cheerleading.