jokes is a form of:

Certainly



adverb
1.
(Without doubt, beyond a doubt, surely) យ៉ាងប្រាកដ, ដោយជាក់, ដោយប្រាកដ, ដោយទៀង, ដោយគួរទុកចិត្ដ, ដែលដឹងច្បាស់, ដោយប្រាកដជាមាន, ដោយស័ក្ដិសិទ្ធិមិនចេះភាន់ច្រឡំ
Example: They will certainly come, Certainly, you may come on the trip!.
ENGLISH MEANING
adverb
1.
Without doubt or question; unquestionably.
1.
assurance, confidence, conviction, courage, firmness, security, self-reliance, surety, pledge, promise, word, assertion, declaration, statement
1.
bashfulness, humility, modesty, shyness, suspicion