Owlbear => Owlbeer (who ish a ferry danejrrs critchurrr)
Centaur => Scentaur (half human, half bloodhound)
Sussarus => Russarus (a close cousin of the original, but it sounds a bit like a Great Dane with a speech impediment)
Crypt Thing => Crypt Thong (the undead underwear of certain female vampires)
Black Pudding => Block Pudding (a hybrid between gelatinous cubes and black puddings, these small, carnivorous creatures sometimes have letters or runes on their surfaces.)
Mimic => Mimoc (an example of convergent evolution, these shapechangers are entirely herbivorous)
Mimic => Mimeic (these rare creatures can’t actually shapechange, but they can act as if they can)
Rakshasha => Rakshashay (their more fabulous cousins)