Synonyms for Sounding (same or very similar meaning)
WordNet sense 1 (appearing to be as specified; usually used as combining forms):
looking
WordNet sense 2 (being or affecting or concerned with a surface; not deep or penetrating emotionally or intellectually):
superficial
WordNet sense 3 ((of sound) having marked depth and body):
full
WordNet sense 4 (heard or perceptible by the ear):
audible, hearable
From the ODE community, based on WordNet
add/edit