Антонимом allowing something

preventing keeping forbidding prohibiting holding disallowing stopping resisting banning blocking restraining restricting barring limiting precluding halting constraining deterring discouraging inhibiting withstanding

denying refusing rejecting repelling unauthorizing declining vetoing banning blocking contravening disavowing discarding revoking abjuring disacknowledging disclaiming rebuffing renouncing repudiating discrediting negating withholding enjoining nullifying proscribing

retaining keeping withholding holding maintaining preserving hanging on to holding on to

disregarding ignoring overlooking neglecting omitting discounting

denying rejecting disavowing discrediting disproving disacknowledging rebutting refuting repudiating withsaying disclaiming negating

abhorring disfavoring disfavouring disapproving despising detesting disliking hating loathing scorning

withholding holding keeping suppressing reserving disallowing concealing hiding conserving shelving obscuring veiling

strict tough hardhearted callous uncompassionate authoritarian challenging demanding firm hard heavy rigid uncompromising unpermissive unsparing absolute difficult draconian exacting onerous punctilious puritanical stern testing uncharitable unforgiving stringent uptight daunting burdensome backbreaking mean austere harsh no-nonsense oppressive intolerant forbidding grudging domineering denying severe merciless rigorous restrictive limiting hateful

incapable of not open to unreceptive of unresponsive to

unless

disavowal nonadmission denial disagreement dissent refusal rejection repudiation veto exclusion conclusion exit egress

allowing entry allowing for allowing in allowing that allowing to enter allowing to go allow in allow for allow entry allowed to leave allowed to go allowed to enter