incompetent

amateurish helpless inadequate incapable ineffectual inefficient inept inexperienced unqualified unskilled useless

amateur raw

awkward bungling bush-league clumsy disqualified floundering ineligible inexpert insufficient maladroit not cut out for not equal to not have it out to lunch unadapted unequipped unfit unfitted unhandy uninitiated unproficient untrained

able capable competent expert qualified skilled strong useful

adept dexterous effective efficient experienced proficient skillful