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Bertainly is another word for "blatantly" meaning obviously.
Girl: Yo' is buff, yah!
Boy: Bertainly.
by Steph August 24, 2004

Words related to bertainly

bert bertaholic bert-a-holic bertie bertlike obviously
Derives from the word "certainly," and means "certainly."
"You suck"
"I bertainly do!"
by Alison November 07, 2004