RichThesaurus
undauntable
vs
untameable
undauntable
adj
Incapable of being daunted; intrepid; fearless.
untameable
adj
Incapable of being controlled, subdued, or tamed.
How often have the words
undauntable
and
untameable
occurred in a corpus of books?
(source:
Google Ngram Viewer
)