Reverse Dictionary: EXTRAVAGANT

ADJECTIVES
1374 ► LUXURIOUS outrageous, extravagant, excessive; also, passionately desirous after something → obs.
1485 ► NIMIOUS extravagant, excessive, over-much → obs.
1573 ► EGREGIOUS remarkable in a bad sense; gross, flagrant, outrageous, extravagant, excessive
1600 ► SPENSEFUL extravagant or lavish in expenditure → obs.
1623 ► IMPENDIOUS lavish, extravagant, over-liberal; spending more than is needed → obs.
1671 ► FURIOUS excessive, extravagant
1693 ► HAND-OVER-HEAD thoughtlessly extravagant; precipitate, rash, reckless; indiscriminate → obs.
1727 ► DISPENDIOUS costly, expensive; lavish, extravagant, sumptuous
1742 ► EFFUSE wide-spreading, overflowing, unrestrained, extravagant, marked by squandering → obs. or arch.
1850 ► LAIRDLY lordly, aristocratic, lavish, extravagant → Sc.
1866 ► HAIVELESS shiftless, incapable, careless, extravagant, slovenly in habit, ill-mannered; unrefined → Sc.
1930 ► NIGGER RICH foolishly or vulgarly extravagant; spending money immediately → Amer. dial., derogatory
2006 ► BIG-TIME outstanding; extravagant → US sl. (Bk.)

ADVERBS
1599 ► RANTANTINGLY extravagantly (possibly a misprint for ‘rantingly’) → obs.
1617 ► TO THE SKIES to the highest possible degree, enthusiastically, extravagantly
1670 ► TO THE SKY to the highest possible degree, enthusiastically, extravagantly

NOUNS
1320 ► RAGE extravagant, riotous, or wanton behaviour; sport, game; jest, jesting talk → obs.
1400 ► WANTONNESS unbridled luxury, extravagance in expenditure → obs.
1533 ► EXTREMITY extravagance in opinion, behaviour, or expenditure → obs.
1719 ► CANTRIP any playfully mischievous trick; any whimsically mad, eccentric, or extravagant piece of conduct
1745 ► CALIGULISM a mad extravagance such as Caligula committed
1749 ► EBULLIENCE an issuing forth in agitation, like boiling water; overflow; enthusiasm, extravagance
1828 ► DEBOSH excessive indulgence, a debauch; extravagance, waste → Sc.  
1898 ► WA-CAST anything contemptible or worthless; a castaway; a piece of extravagance; ‘away-cast’ → Sc.
1927 ► MOTH a great expense, an extravagance → Amer. dial.

NOUNS, PERSON
1564 ► WILD OATS originally a term for a rakish, dissipated, or extravagant person; a debauchee → obs.
1654 ► ENORMITAN one who deviates from normal standards of behaviour; one who behaves extravagantly → obs.
1663 ► HIGH FLIER a brash, extravagant, or daring unconventional person, esp. one who makes a display of high or fast living; a fashionable prostitute → colloq.
1873 ► HEAVY ROLLER one who spends extravagantly; one who gambles for high stakes → US sl.
1893 ► HEUL an extravagant person in anything → Eng. dial. (Bk.)
1901 ► BALLYHOOER a person who ballyhoos; a maker of extravagant claims (ballyhoo – bombastic nonsense, extravagant or brash publicity; noisy fuss)
1905 ► MADDLIN → MADDLING a flighty, extravagant person → Eng. dial. (Bk.)
1910 ► SPLASHER an extravagant person → sl.
1927 ► BALLYHOOIST a person who ballyhoos; a maker of extravagant claims (ballyhoo – bombastic nonsense, extravagant or brash publicity; noisy fuss)
1930 ► HIGH-FLYER a showy, fashionable person; an extravagant or ostentatious person; one who has plenty of money → Amer. dial.
1995 ► SKITE an unreliable or extravagant person → Amer. dial.

VERBS
1513 ► LASH OUT to spend money recklessly; to squander; to be extravagant in spending → Brit. colloq.
1810 ► SWAY AWAY ON ALL TOP ROPES to live extravagantly or riotously → nautical colloq.
1841 ► SHOW OUT to make a display of oneself; to behave extravagantly, esp. in order to drawn attention to oneself; to brag, to show off → Amer. dial.
1871 ► EXTRAVAGATE to go to extravagance in
1893 ► CUT A DASH to make a display; to live conspicuously and extravagantly → sl. (Bk.)
1893 ► CUT A FLASH to make a display; to live conspicuously and extravagantly → sl. (Bk.)
L19.. ► TAKE THE TILES OFF to live in an extremely extravagant manner → UK society sl.
1900 ► MAKE END AND EVEN to be extravagant → Eng. dial. (Bk.)
1900 ► NOT TO CARE WHICH END GOES FIRST to be utterly reckless or extravagant → Eng. dial. (Bk.)
1909 ► BREAK THE PALE to go beyond bounds, to indulge in extravagance or licence (Bk.)
1909 ► LEAP THE PALE to go beyond bounds, to indulge in extravagance or licence (Bk.)
1942 ► CUT UP MOLLY to act in an extravagant or frolicsome manner; to have a high time → Amer. dial. 
1951 ► LIVE IT UP to enjoy oneself; to have fun; to lead a gay, extravagant life → sl., orig. US
1990 ► LARGE → LARGE IT to live extravagantly, in a showy manner → sl.