pas seul vs dancing

pas seul and dancing both are nouns.

Word	Noun	Adjective	Verb	Adverb
pas seul	Yes	No	No	No
dancing	Yes	No	No	No

As nouns, dancing is a hypernym of pas seul; that is, dancing is a word with a broader meaning than pas seul:

pas seul: (ballet) a solo dance or dance figure
dancing: taking a series of rhythmical steps (and movements) in time to music

Other hypernyms of pas seul include dance, saltation, terpsichore.

pas seul (noun)	dancing (noun)
(ballet) a solo dance or dance figure	taking a series of rhythmical steps (and movements) in time to music