noun
ADJECTIVE
▪ accurate , close , good , nearest , reasonable
▪
This is the nearest ~ of cost that they can give us.
▪ crude , rough
▪
This is only a crude ~ of the actual conditions in the area.
VERB + APPROXIMATION
▪ make
▪
We do not have the true figures so we will have to make some ~s.
▪ give (sb) , provide (sb with)