extravagantly

Adverb (3)

1. in an abundant manner“they were abundantly supplied with food”“he thanked her profusely”Synonyms: abundantlycopiouslyprofusely
2. in a wasteful manner“the United States, up to the 1920s, used fuel lavishly, mainly because it was so cheap”Synonyms: lavishly
3. in a rich and lavish manner“lavishly decorated”Synonyms: lavishlyrichly