Antonyms of adj presumptuous

1 sense of presumptuous

Sense 1
assumptive, assuming, presumptuous -- (excessively forward; "an assumptive person"; "on a subject like this it would be too assuming for me to decide"; "the duchess would not put up with presumptuous servants")

INDIRECT (VIA forward) -> backward -- ((used of temperament or behavior) marked by a retiring nature; "a backward lover")

Similarity of adj presumptuous

1 sense of presumptuous

Sense 1
assumptive, assuming, presumptuous -- (excessively forward; "an assumptive person"; "on a subject like this it would be too assuming for me to decide"; "the duchess would not put up with presumptuous servants")
       => forward (vs. backward) -- (used of temperament or behavior; lacking restraint or modesty; "a forward child badly in need of discipline")