The word "boy" is a noun that refers to a young person who is male. A noun (boy) can be used as the subject of a sentence or a clause, and the object of a verb or a preposition. Some examples:
Subject of sentence: There is a little boy sitting on the stairs, waiting for his parents to come home.
Subject of clause: Jack, the boy I told you about, has asked me to the movies.
Object of verb: The teacher told the boy to put his coat in his locker.
Object of preposition: She gave the book to the boy.
The word "boy" is a noun. A boy is a person.
The boy was a boy.
Conjunction
The part of speech that the word my is used as is an adjective.
A suffix changes a word's part of speech. For example, the word 'happy' is an adjective. But when you add a suffix, which is an ending, it can change the part of speech. Happily is an adverb. Happiness is a noun.
for
it depends what word it is it could be any part of speech depending on the sentence
The word "boy" is a noun. A boy is a person.
Adjective
the subject
PREPOSITION
Conjunction
The part of speech that the word my is used as is an adjective.
The part of speech for this particular word is a noun.
The part of speech for the word diplomacy is a noun.
The part of speech for the word civilian is English grammar.
H is a letter, not a word. To be a part of speech, it needs to be a word.
The word speech is a noun.
The part of speech for this particular word is a noun.