1. In an abundant manner
   - abundantly, copiously, profusely, prolifically 
2. In a wasteful manner
   - lavishly 
3. In a rich and lavish manner
   - lavishly, richly

See also: extravagant

• siamese connection
• Siamese twin
• Sian
• sib
• Sibelius
• Siberia
• Siberian
• Siberian crab
• Siberian crab apple
• Siberian elm
• Siberian husky
• Siberian larch
• Siberian millet
• Siberian pea tree
• Siberian spruce
• Siberian wall flower
• sibilant
• sibilant consonant
• sibilate
• sibilation
• Sibine
• Sibley tent
• sibling
• sibyl
• sibyllic