Permit, authorize or sanction

verb

1. Permit

   "doesn't allow people to smoke in his home"

2. To fail to restrain or prevent

   "allow the dog to roam"

3. To assign as a share or suitable amount (as of time or money)

   "allow an hour for lunch"

4. To reckon as a deduction or an addition

   "allow a gallon for leakage"

5. Admit, concede

   "must allow that money causes problems in marriage"

6. To be of the opinion think
7. Say, state
8. To express an opinion
9. Intend, plan
10. To make a possibility admit
11. To give consideration to circumstances or contingencies
12. To give an opportunity permit

    "She worked on the project here and there as time allowed."

idiom

1. To admit

   "She allowed as how the situation was serious."

phrasal verb

1. To think about or plan for (something that will or might happen in the future)

   "When purchasing property, the company should allow for possible future growth/expansion."

2. To consider (something) when one makes a calculation

   "The total distance, allowing for detours, is about 10 miles."

3. To make (something) possible

   "The design of the system allows for easy upgrades."

phrasal verb

1. To make (something) possible permit

   "The evidence allows of two possible interpretations."