Below are the words that matched your query...
Unfledged
- young and inexperienced; "a fledgling enterprise"; "a fledgling skier"; "an unfledged lawyer"  
 - (of an arrow) not equipped with feathers; "shot an unfledged arrow"  
 - (of birds) not yet having developed feathers; "a small unfledged sparrow on the window sill"  
 
Uninitiate
- not initiated; deficient in relevant experience; "it seemed a bizarre ceremony to uninitiated western eyes"; "he took part in the experiment as a naive subject"  
 - people who have not been introduced to the mysteries of some field or activity; "it diverts the attention of the uninitiate"  
 
Uninitiated
- not initiated; deficient in relevant experience; "it seemed a bizarre ceremony to uninitiated western eyes"; "he took part in the experiment as a naive subject"  
 
Unpracticed
- not having had extensive practice  
 
Unpractised
- not having had extensive practice  
 
Unversed
- not having had extensive practice  
 
Unseasoned
- not tried or tested by experience; "unseasoned artillery volunteers"; "still untested in battle"; "an illustrator untried in mural painting"; "a young hand at plowing"  
 - not aged or processed; "unseasoned timber"  
 - without salt or seasoning  
 
Untested
- not tried or tested by experience; "unseasoned artillery volunteers"; "still untested in battle"; "an illustrator untried in mural painting"; "a young hand at plowing"  
 - not yet proved or subjected to testing; "an untested drug"; "untested theory"; "an untried procedure"  
 
Untried
- not tried or tested by experience; "unseasoned artillery volunteers"; "still untested in battle"; "an illustrator untried in mural painting"; "a young hand at plowing"  
 - not yet proved or subjected to testing; "an untested drug"; "untested theory"; "an untried procedure"  
 
Unexpired
- not having come to an end or been terminated by passage of time; "elected to fill the senator's unexpired term"; "an unexpired driver's license"