It's an exclamation.
adverb
what part of speech is beneath
i want to know what part of speech is camping
The part of speech is a adjective
Oppose is a verb.
'Celeb oops' is an embarassing moment for celebrities where part of their body is exposed as part of a wardrobe malfunction. This can be in the form of a nipple slip, upskirt, nudity, and the showing of underwear.
oops. what sort of tool and what part of engine.
I'm assuming you meant to ask: "If the word...", and not: "Is the word..." There is no comma after "oops." Start a sentence with a capital letter, and place an exclamation mark after the word "oops." Also, use a comma after the word "sentence", just before the "is there..."--or second-- part of your question. Oops! I've spent more time on this than I thought I would...
part of speech
The part of speech for this particular word is a noun.
The part of speech for "answer" is a noun.
adverb
what part of speech is beneath
The part of speech for "explicit" is an adjective.
The part of speech for "twirl" is a verb.
The part of speech for "unfamiliar" is an adjective.
The part of speech of "came" is a verb.