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Unfathomable
adjective
/ʌnˈfæðməbəl/
Word Frequency:
0.6
Definitions
1.
adjective
Impossible to fathom or understand.
"The sheer numbers they attacked with were unfathomable."
2.
adjective
Difficult to penetrate.
Synonyms
fathomless
incomprehensible
unintelligible
impenetrable
impregnable
unsoundable
bottomless
inexplicable
endless
strange
inscrutable
unplumbable
Antonyms
explicable
intelligible
penetrable
pregnable
Rhymes With
fathomable
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