Lacking practical experience or training(adjective)
WordNet. Princeton University. 2010.
Use "inexperient" in a sentence
"Resolved That in the opinion of this Board it is inexperient for the University to undertake the building of additional dormitories, or boarding houses for the accommodation of students, unless & until it shall appear that suitable & sufficient accommodations will not be afforded by private enterprise on reasonable terms, & that it is"