rapid
An eight letter word for wealthy is affluent.
Jot Jet Jump
'Nibbles' would fit.
Jolly is another five letter word meaning merry or happy is another.
An antagonym is another word for a contranym, a single word with two opposing meanings - such as "fast", meaning, "quick" or "unmoving".
pass
deviltry
Jack.
What is a 7 letter word meaning "Entertaining another as a guest?"
bare
Pig
Amusing