Antonyms of adj unimposing

1 sense of unimposing

Sense 1
unimposing -- (lacking in impressiveness; "on the whole the results of this system are unimposing")

INDIRECT (VIA unimpressive) -> impressive -- (making a strong or vivid impression; "an impressive ceremony")

Similarity of adj unimposing

1 sense of unimposing

Sense 1
unimposing -- (lacking in impressiveness; "on the whole the results of this system are unimposing")
       => unimpressive (vs. impressive) -- (not capable of impressing)