Antonyms of adj important-looking

1 sense of important-looking

Sense 1
important-looking -- (impressive in appearance)

INDIRECT (VIA impressive) -> unimpressive -- (not capable of impressing)

Similarity of adj important-looking

1 sense of important-looking

Sense 1
important-looking -- (impressive in appearance)
       => impressive (vs. unimpressive) -- (making a strong or vivid impression; "an impressive ceremony")