Plucky is a related term of mettlesome.
As adjectives the difference between plucky and mettlesome
is that plucky is having or showing pluck, courage or spirit in trying circumstances while mettlesome is of great mettle; courageous.
plucky
English
Adjective
(er)
Having or showing pluck, courage or spirit in trying circumstances.
Synonyms
* brave
* spunky
* feisty
Derived terms
* pluckily
* pluckiness
mettlesome
English
Derived terms
* mettlesomely
* mettlesomeness