#1 extravagantly r. [abundantly, copiously, profusely] in an abundant manner; "they were abundantly supplied with food"; "he thanked her profusely". wn
#2 extravagantly r. [lavishly] in a wasteful manner; "the United States, up to the 1920s, used fuel lavishly, mainly because it was so cheap". wn
#3 extravagantly r. [lavishly, richly] in a rich and lavish manner; "lavishly decorated". wn
vizzz