1. In an uncalled-for manner
   "he insulted us gratuitously"

See also: gratuitous

• envelope
• enveloping
• envelopment
• envenom
• enviable
• enviably
• envious
• enviously
• enviousness
• environ
• environment
• environmental
• environmental condition
• Environmental Protection Agency
• environmental science
• environmentalism
• environmentalist
• environmentally
• environmentally-friendly
• environs
• envisage
• envision
• envisioned
• envisioning
• envoi