1. In a wasteful manner
   "the United States, up to the 1920s, used fuel lavishly, mainly because it was so cheap"
   - extravagantly 
2. In a rich and lavish manner
   "lavishly decorated"
   - richly, extravagantly

See also: lavish

• fluosilicic acid
• fluoxetine
• fluoxetine hydrocholoride
• fluphenazine
• flurazepam
• flurazepam hydrochloride
• flurbiprofen
• flurry
• flush
• flush down
• flush it
• flush toilet
• flush-seamed
• flushed
• flushless toilet
• fluster
• flustered
• flute
• flute glass
• flute player
• fluting
• flutist
• flutter
• flutter kick
• fluttering