Adjective unsounded has 2 senses
- profound, unfathomed, unplumbed, unsounded - situated at or extending to great depth; too deep to have been sounded or plumbed; "the profound depths of the sea"; "the dark unfathomed caves of ocean"-Thomas Gray; "unplumbed depths of the sea"; "remote and unsounded caverns"
Antonym: shallow (indirect, via deep)
- silent, unsounded - not made to sound; "the silent `h' at the beginning of `honor'"; "in French certain letters are often unsounded"
Antonyms: audible, hearable (indirect, via inaudible)
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