constraint

a limitation related to money or finances

a limitation on the amount of time available

a very strict or harsh limitation

a limitation on spending due to a fixed budget

a very significant limitation

a restriction imposed by law

a significant or key limitation

a limitation due to lack of physical space

a limiting factor that is difficult to work with

related to the limitations imposed by a budget

specifies what is being limited (e.g., constraint on spending)

indicates operating freely, with no restrictions

indicates operating inside the limits of a restriction

a more formal version of 'on', specifying what is being limited

to formally place a restriction on something

to put a restriction on something

a more informal way to say place a restriction on something

to have to deal with a restriction

to make a restriction less strict

to get rid of a restriction completely