sizzling vs red-hot

sizzling and red-hot both are adjectives.

Word	Noun	Adjective	Verb	Adverb
sizzling	No	Yes	No	No
red-hot	No	Yes	No	No

As adjectives, sizzling and red-hot are synonyms defined as:

sizzling and red-hot: characterized by intense emotion or interest or excitement

sizzling (adjective)	red-hot (adjective)
hot enough to burn with or as if with a hissing sound	very fast; capable of quick response and great speed
characterized by intense emotion or interest or excitement	glowing red with heat
	newest or most recent
	having strong sexual appeal
	characterized by intense emotion or interest or excitement