infelicitous Antonyms

felicitous as happy as a sandboy as merry as a grig as lively as a grig as happy as a clam at high tide absolutely happy absolutely delighted as pleased as punch on cloud seven extremely happy well-chosen well-turned pleased as punch pollyannaish fit for purpose beside oneself with happiness beside oneself with joy blissed out full of vim and vigour full of fun floating on air filled with joy far happier extremely satisfied extremely amusing disposed to look on the bright side deliriously happy delirious with happiness calm and collected bright and breezy blissfully happy fine and dandy can't complain heaven-sent fit correspondent convenient commensurate cavorting behooveful befitting becoming apt appropriate apposite applicatory applicable fitting fortunate fructuous