"Thunderstorm" is a noun.
"Thunderstorm" is a compound word because it is formed by combining two smaller words, "thunder" and "storm," to create a single word that represents a specific weather event.
"Lightning" is a noun. Sometimes people try to use it as an adjective to mean "fast" (ex, "with lightning speed") but it really should be used as "like lighting" or "lightning-fast" or so on.
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 incredibly is an adverb. It means to do something in an incredible manner.
Rainstorm is a noun. Nouns are people, places, and things.
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.
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.