firestorm vs disputation

firestorm and disputation both are nouns.

Word	Noun	Adjective	Verb	Adverb
firestorm	Yes	No	No	No
disputation	Yes	No	No	No

As nouns, disputation is a hypernym of firestorm; that is, disputation is a word with a broader meaning than firestorm:

firestorm: an outburst of controversy
disputation: a contentious speech act; a dispute where there is strong disagreement

Other hypernyms of firestorm include arguing, argument, contention, contestation, controversy, disceptation, tilt.

firestorm (noun)	disputation (noun)
an outburst of controversy	the formal presentation of a stated proposition and the opposition to it (usually followed by a vote)
a storm in which violent winds are drawn into the column of hot air rising over a severely bombed area	a contentious speech act; a dispute where there is strong disagreement