The word pyrotechnics is a noun. It is a display of fireworks.
International Pyrotechnics Society was created in 1980.
I like to use pyrotechnics on the Fourth of July.
part of speech
The part of speech for this particular word is a noun.
pyrotechnics is the real name for fireworks
The part of speech for "answer" is a noun.
adverb
what part of speech is beneath
The part of speech for "explicit" is an adjective.
The part of speech for "twirl" is a verb.
The part of speech for "unfamiliar" is an adjective.
The part of speech of "came" is a verb.