approximative(s = adj.all) approximate, rough - not quite exact or correct; "the approximate time was 10 o'clock"; "a rough guess"; "a ballpark estimate"
Derived forms verb approximate₂, verb approximate₁

   Approaching; approximate. [1913 Webster]

N  relation, bearing, reference, connection, concern, cognation, correlation, analogy, similarity, affinity, homology, alliance, homogeneity, association, approximation, filiation, interest, relevancy, dependency, relationship, relative position, comparison, ratio, proportion, link, tie, bond of union, relative, correlative, cognate, relating to, relative to, in relation with, referable or referrible to, belonging to, appurtenant to, in common with, related, connected, implicated, associated, affiliated, allied to, en rapport, in touch with, approximative, approximating, proportional, proportionate, proportionable, allusive, comparable, in the same category, like, relevant, applicable, equiparant, relatively, pertinently, thereof, as to, as for, as respects, as regards, about, concerning, anent, relating to, as relates to, with relation, with reference to, with respect to, with regard to, in respect of, while speaking of, a propos of, in connection with, by the way, by the by, whereas, for as much as, in as much as, in point of, as far as, on the part of, on the score of, quoad hoc, pro re nata, under the head of, of, in the matter of, in re, thereby hangs a tale.

N  approach, approximation, appropinquation, access, appulse, afflux, affluxion, advent, pursuit, approaching, approximative, affluent, impending, imminent, on the road, Int, come hither!, approach!, here!, come!, come near!, forward!.