To concede as true; to acknowledge or assent to, as an allegation which it is impossible to deny (+ to).
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 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 deny, as a claim; to refuse.
To renounce all claim to; to deny ownership of or responsibility for; to disown; to disavow; to reject.
To make an admission or warning.
(law) To relinquish or deny having a claim; to disavow another's claim; to decline accepting, as an estate, interest, or office.