unfathomable
From WikiWord, the free dictionary
/ʌnˈfæðməbəl/
English
Definitions
adjective
- Impossible to fathom or understand.“The sheer numbers they attacked with were unfathomable.”
- Difficult to penetrate.
Related words
Synonyms
fathomlessincomprehensibleunintelligibleimpenetrableimpregnableunsoundablebottomlessinexplicableendlessstrangeinscrutableunplumbableunfathomlessunfathomedunfathomingunplummetableimponderable