The Collaborative International Dictionary
Revelous
Revelous \Rev"el*ous\, a. [OF. reveleus.] Fond of festivity; given to merrymaking or reveling. [Obs.]
Companionable and revelous was she.
--Chaucer.
Wiktionary
revelous
a. (context obsolete English) Fond of festivity; given to merrymaking or revel.