It depends on how you use it. It can be either a noun or a verb.
Noun: A blast of cold air met her as she opened the door.
Verb: He blasts a horn in his children's ear to wake them.
Gust is another word for a sudden strong blast of wind.
The word "density" is a noun. It refers to the degree of compactness of a substance.
The word nanosecond is a noun. The plural form is nanoseconds.
The word "motionless" is an adjective. It describes something that is not moving or lacking in motion.
The word moving is a verb. It is the present participle of the verb move.
The part of speech for this particular word is a noun.
The part of speech that the word my is used as is an adjective.
Blast can be a noun or a verb: The blast left a crater fifty feet across. The thieves planned to blast through the side of the building to gain access to the vault.
H is a letter, not a word. To be a part of speech, it needs to be a word.
The part of speech for the word diplomacy is a noun.
The part of speech for the word "boulevard" is a noun.
The part of speech for the word civilian is English grammar.
The word speech is a noun.
It is not ANY part of speech, there is no such English word as "stroobly".
The part of speech for this particular word is a noun.
The word speech is a noun.
The word speech is a noun.