greenhorn (noun) greenhorn: inexperienced person
Sinonime: be inactive, be indolent, be slothful, be unoccupied, bum around, bum*, dally, dillydally, dream, drift, evade, fool around, fritter away, goldbrick, hang out*, kill time, knock around, let down, lie, loaf, loiter, loll, lounge, lounge around, malinger, not lift a finger, pass time, piddle, relax, saunter, shirk, sit around, slack, slow down, stall, stand around, stroll, take it easy, trifle, twiddle thumbs, vegetate, waste time, while away hours
Antonime: expert,
professional