definitely is a form of:

Definite



adjective
1.
~ (about something that..) (having exact limits, clear and unmistakable, certain, positive, having exact limits, exact limits limiting or specifying) ច្បាស់លាស់, ដែលទៀងទាត់, អត្ថន័យ
Example: The buyer made a definite offer of the dollars, Frayed wire is a definite fire hazard.
2.
(បច្ចេកទេស) ជាក់លាក់, ច្បាស់លាស់
1.
absolute, categorical, certain, correct, decisive, determined, exact, explicit, fixed, positive, precise, prescribed, specific, unequivocal
2.
bold, clear, crisp, distinct, obvious, plain, sharp, unmistakable, vivid