* Homophones are words that sound alike but have different spellings and meanings.
While "session" is close in sound, it doesn't have the same meaning as "cession."
* Cession means the formal act of giving up control or ownership of something, especially territory.
* Session refers to a period of time dedicated to a particular activity, such as a meeting or a class.
So, there isn't a word that sounds exactly like "cession" and has a similar meaning.