Meaning : Make it possible through a specific action or lack of action for something to happen.
This permits the water to rush in.
This sealed door won't allow the water come into the basement.
This will permit the rain to run off.
Meaning : Consent to, give permission.
She permitted her son to visit her estranged husband.
I won't let the police search her basement.
I cannot allow you to see your exam.
Meaning : Make a possibility or provide opportunity for. Permit to be attainable or cause to remain.
This leaves no room for improvement.
The evidence allows only one conclusion.
Allow for mistakes.
Leave lots of time for the trip.
This procedure provides for lots of leeway.
Meaning : Allow or plan for a certain possibility. Concede the truth or validity of something.
I allow for this possibility.
The seamstress planned for 5% shrinkage after the first wash.
Synonyms : take into account
Meaning : Afford possibility.
This problem admits of no solution.
This short story allows of several different interpretations.
Synonyms : admit
Meaning : Allow the other (baseball) team to score.
Give up a run.
Synonyms : give up
Meaning : Grant as a discount or in exchange.
The camera store owner allowed me $50 on my old camera.