Synonyms of fathomless in English:

fathomless


See definition of fathomless

adjective

1‘her serene, fathomless eyes’

SYNONYMS

enigmatic, mysterious, impenetrable, incomprehensible, unfathomable, opaque, profound, deep

2‘a fathomless well’

SYNONYMS

bottomless, unfathomable, unfathomed, unsounded, immeasurable, endless, infinite, measureless

very deep, unplumbed, profound, yawning, cavernous, gaping

literary abysmal

rare chasmic

ANTONYMS

shallow