What's the adjective for cheerly? Here's the word you're looking for.
Included below are past participle and present participle forms for the
verbs cheer, cheere and cheerlead which may be used as adjectives within certain contexts.
“A stiff dose of corporate reform would be enough to give even the cheeriest of boardroom musicians the blues.”
“They burst in on the nonplussed Harvard selectors as the cheeriest of cheerleaders to Elle's superbly potty drum majorette who parades about in spangly, and of course, subtly pink regalia.”
“I now by instinct followed the streets that took me waterward, for there, doubtless, were the cheapest, if not the cheeriest inns.”