The word stop is a regular verb. It can also be a noun as in (e.g.) a bus stop.
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
A word is a part of speech, not a sentence like the one in your example.
The word "stop" can be a verb or a noun, depending on how it is used in a sentence.
The word stop is a regular verb. It can also be a noun as in (e.g.) a bus stop.
Here stop is a verb. verb + to + verb - plan + to + stop
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.
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 part of speech for the word "boulevard" is a noun.
The word speech is a noun.
The word halt is a verb. It means to bring to a stop.