stunned vs kayoed

stunned and kayoed both are adjectives.

Word	Noun	Adjective	Verb	Adverb
stunned	No	Yes	No	No
kayoed	No	Yes	No	No

As adjectives, stunned and kayoed are synonyms defined as:

Other synonyms of stunned include knocked out, KO'd, out.

stunned (adjective)	kayoed (adjective)
in a state of mental numbness especially as resulting from shock	knocked unconscious by a heavy blow
filled with the emotional impact of overwhelming surprise or shock
knocked unconscious by a heavy blow