1. Without gain or profit
   - profitlessly, gainlessly 
2. In an unproductive manner
   - unproductively, fruitlessly

See also: unprofitable

Antonym: profitably

• cold-bloodedly
• cold-bloodedness
• cold-eyed
• cold-heartedly
• cold-shoulder
• cold-temperate
• cold-water flat
• coldcock
• coldcream
• coldhearted
• coldheartedness
• coldly
• coldness
• coldwork
• cole
• Cole Albert Porter
• Cole Porter
• colectomy
• Coleman Hawkins
• colemanite
• Coleonyx
• Coleoptera
• coleopteran
• coleorhiza
• Coleridge