English · Greetings & Phrases
certainly
/ˈsɜːtnli/
[/ˈsɜːtnli/]
definitely
Intermediateadverb
Definition
Without doubt; used to confirm or to agree politely.
Example
Certainly, I would be happy to help you carry those bags upstairs.
Certainly, I would be happy to help you carry those bags upstairs.
Etymology
From Latin "certus," settled or sure.
How & Where It’s Used
Polite and emphatic; common in formal service and customer settings.