"Frozen moment" isn't any part of speech because it's more than one word. Frozen is an adjective when it's used before a noun such as moment.
noun
The part of speech for this particular word is a noun.
The part of speech for this particular word is a noun.
The part of a speech that shows action is typically the call to action. This is where the speaker encourages the audience to take a specific step or make a change based on the message of the speech. It is often a powerful and memorable moment in a speech.
The word ice cream is a noun. It is a dessert made from frozen flavoured cream.
A topical speech is when your speech is 'of the moment'; relating to a current topic.
maybe
The part of speech for this particular word is a noun.
part of speech
The part of speech for "answer" is a noun.
what part of speech is beneath
adverb