Impenetrable Synonyms
Impenetrable Synonyms in Adjective Form
- incomprehensible, unfathomable, puzzling, baffling, insoluble, inexplicable, inscrutable, impervious, hidden, mysterious, enigmatic.
Impenetrable Synonym Links: incomprehensible, unfathomable, puzzling, baffling, insoluble, inexplicable, inscrutable, impervious, hidden, mysterious, enigmatic,