The word intriguing is an adjective. It describes something that is mysterious.
You would use intrigued with to imply making secret plans to do something evil; for example, "the group was intrigued with malice." On the other hand, intrigued by shows arousal of interest or fascination. An example would be: "He was intrigued by the sentiments on TV."
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 entire family was intrigued.
The opposite of intrigued (not intrigued) could be uninterested or bored. The reverse reaction would be repulsed or repelled.
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.