sitting vs seance

sitting and seance both are nouns.

Word	Noun	Adjective	Verb	Adverb
sitting	Yes	Yes	No	No
seance	Yes	No	No	No

As nouns, sitting and seance are synonyms defined as:

Other synonyms of sitting include session.

sitting (noun)	seance (noun)
the act of assuming or maintaining a seated position	a meeting of spiritualists
(photography) the act of assuming a certain position (as for a photograph or portrait)
a session as of a legislature or court
a meeting of spiritualists

sitting (adjective)	seance (adjective)
(of persons) having the torso erect and legs bent with the body supported on the buttocks
not moving and therefore easy to attack