set aflame vs set ablaze

set aflame and set ablaze both are verbs.

Word	Noun	Adjective	Verb	Adverb
set aflame	No	No	Yes	No
set ablaze	No	No	Yes	No

As verbs, set aflame and set ablaze are synonyms defined as:

Other synonyms of set aflame include set afire, set on fire.

set aflame (verb)	set ablaze (verb)
set fire to; cause to start burning	set fire to; cause to start burning