up to a (certain) point

Somewhat; to a certain extent; to an incomplete or limited degree. A: "So, do you believe people should just be given total free reign, with no influence from the government at all?" B: "Up to a certain point, yes. Obviously we can't be allowed to rob, murder, or assault one another." Our administration is willing to negotiate up to a point, but we aren't ready to make any significant changes to the legislation.

up to a point

To some extent, somewhat, as in I can work weekends up to a point, but after a month or so I get tired of it. This phrase uses point in the sense of "a definite position." [Early 1800s]

up to a (certain) ˈpoint

to some extent; not completely: I’m willing to help you up to a point, but after that you’ll have to look after yourself. ♢ I agree with you up to a point, but not completely.