cheerfullest
cheer-ful-lest
adjective
The superlative form of 'cheerful', meaning most full of cheer, joy, or happiness.
"She was the cheerfullest person at the party."
cheer-ful-lest
The superlative form of 'cheerful', meaning most full of cheer, joy, or happiness.
"She was the cheerfullest person at the party."