Unseasoned is a related term of unfledged.
As adjectives the difference between unseasoned and unfledged
is that unseasoned is not seasoned while unfledged is of a bird that has yet to develop its wings and feathers and become able to fly.
unseasoned
English
Adjective
(-)
Not seasoned
Synonyms
* (l)
unfledged
English
Adjective
(-)
Of a bird that has yet to develop its wings and feathers and become able to fly
(figuratively) inexperienced, like a tyro or novice
Antonyms
*fledged
*experienced