To allow to enter; to grant entrance (to), whether into a place, into the mind, or into consideration
To give warrant or allowance, to grant opportunity or permission (+ of).
To allow (someone) to enter a profession or to enjoy a privilege; to recognize as qualified for a franchise.
To concede as true; to acknowledge or assent to, as an allegation which it is impossible to deny (+ to).
To allow to enter a hospital or similar facility for treatment.
To be capable of; to permit. In this sense, "of" may be used after the verb, or may be omitted.
To keep (information, assent etc) to oneself rather than revealing it.
To stay back.
To keep (a physical object that one has obtained) to oneself rather than giving it back to its owner.