certainly 

certainly is one of those words that makes you sound exponentialy more intellegent that you really are. it is very much like "indeed" in it's usage and effect. Works best if you put the word "well" or "why" in front of it, and if you use "truly?" as a question.

Joe: hey did you read that chapter in history?

you: why certainly winstin.

joe:...

certainly by the will burchfield August 15, 2006

certainly gaurented 

To be sure

You are certainly gaurented

certainly gaurented by DarthQuantum June 13, 2017

Certainly Gay 

the opposite of no homo

I wanna get spanked by my male improv friends, but certainly gay.

Certainly Gay by brendans homie December 24, 2018

certainly.cyan 

Cyan is a bean, and I can’t think of a single reason to dislike her! She is very sweet and funny :>

certainly.cyan: *posts birb*
me: birb
cyan: birb

certainly.cyan by yep_still_a_looser_:] October 19, 2021

They are most certainly not delicious! 

A line said by SpongeBob when he and Patrick were walking by a billboard advertising Barnacle Chips.

Patrick: Eat Barnacle Chips. They're delicious.

SpongeBob: They are most certainly not delicious!

They are most certainly not delicious! by Master Tonberry March 13, 2005

why certainly dear 

a statement of agreement when u cant be arsed saying anythin else, also can be used as sarcasm

person: hello lee

Lee: why certainly dear

why certainly dear by Lee Holland September 20, 2003

fa certain 

to ensure, agree, or ask something, like for real or mos def

-She's hella sexy
-fa certain

fa certain by C-Hud September 6, 2005