Clas or Class: How To spell?
The word Clas is misspelled against Class, a noun meaning "A comprehensive division of animate or inanimate objects, grouped together on account of their common characteristics, in any classification in natural science, and subdivided into orders, families, tribes, genera, etc."
Class has double 'ss' in the end mispronounced as 's'Remember double 'SS' appears in the end of this word which should not be misspelled with single 'S'
Wrong Spelling:  cla-s  Correct Spelling:  cla-ss 
Browse incorrect spellings of Class to spell it good.