1. Lacking professional skill or expertise
   "a very amateurish job"
   - amateur, inexpert, unskilled

See also: amateurishness, unprofessional

• professorially
• professoriate
• professorship
• proffer
• proficiency
• proficient
• proficiently
• profile
• profiler
• profiling
• profit
• profit and loss
• profit and loss account
• profit margin
• profit sharing
• profit taker
• profit-and-loss statement
• profit-maximising
• profit-maximizing
• profitability
• profitable
• profitableness
• profitably
• the Pamirs
• the pits