Cherubim

cherubim and seraphim : Do not use these plurals as singulars. There is no such thing as a cherubim.

sb. pl. cherubimVariants: cherubym ; cherubin, cherubynEtymology: Ecclesiastical Latin cherubim (Vulg.); Heb. cherubim, pl. of cherub. Old French cherubins . 17. 10.