kewl

adjective

informal a nonstandard variant spelling of cool (def. 11)

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Examples from the Web for kewl

Contemporary Examples of kewl

“Now I get a script with the word ‘cool’ spelled ‘kewl,’” Wilson says.
‘Happy Endings’ Star Casey Wilson on the Show, Her ‘SNL’ Stint & More
Kevin Fallon
November 20, 2012

Word Origin and History for kewl

1996 as a representation of a casual pronunciation of cool.