1. In an amateurish manner
   "he performed the piece amateurishly"
   - unprofessionally

Antonym: expertly

• gosan-chiku
• gosh
• goshawk
• gosling
• gosmore
• gospel
• Gospel According to John
• Gospel According to Luke
• Gospel According to Mark
• Gospel According to Matthew
• gospel music
• Gospel of Luke
• gospel singing
• gospel truth
• gospeler
• gospeller
• Gospels
• goss
• gossamer
• gossamery
• gossan
• gossip
• gossip columnist
• gossiper
• gossiping