The word difficulty is a noun. A difficulty is something that is hard to do.
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 power is a noun. The plural form is powers.
It seems there is a typo in your question. If you meant to ask about the word "problem" as a part of speech, it is a noun that represents an issue, difficulty, or situation that needs to be resolved.
"Difficulty" is a noun.
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 word difficult is an adjective. The noun form is difficulty.
Frustrating can be a verb and an adjective. Verb: The past tense of the verb 'frustrate'. Adjective: Causing annoyance by great difficulty.
The part of speech for the word diplomacy is a noun.
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 part of speech for the word civilian is English grammar.
The word speech is a noun.
The word "harder" is generally used as a comparative adjective, comparing the degree of difficulty between two things. It can also be used as an adverb to modify a verb, indicating that more effort or difficulty is involved in an action.