In combination with various adverbs.

Neglect, failure, or refusal to admit.

The action of exclude, v.

Shutting from a place, a society, etc., debarring from privilege, omitting from a category, from consideration, etc.; an instance of the same.

Exclusion; an instance of this.

With adverbs, as keeping back, keeping down, keeping in, keeping out, keeping up: see keep, v. phrasal verbs 1.