fledgling

nouns

any new participant in some activity
entrant, fledgeling, fledgling, freshman, neophyte, newbie, newcomer, starter
young bird that has just fledged or become capable of flying
fledgeling, fledgling

adjectives

(of a young bird) having acquired its flight feathers
"a fledgling robin"
fledgeling, fledgling
young and inexperienced
"a fledgling enterprise"; "a fledgling skier"; "an unfledged lawyer"
callow, fledgling, unfledged