allow for

verb

allowed for; allowing for; allows for

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.

If you allow for inflation, he's actually earning less money now than he was 10 years ago.

3

: to make (something) possible

The design of the system allows for easy upgrades.