Words That Rhyme With "Accession" :
2 syllables:
cession, freshen, hessian, session
3 syllables:
aggression, compression, concession, confession, degression, depression, digression, discretion, egression, expression, impression, ingression, obsession, oppression, possession, precession, procession, profession, progression, recession, regression, repression, secession, succession, suppression, transgression
4 syllables:
decompression, indiscretion, intercession, misimpression, nonaggression, prepossession, reimpression, repossession, retrogression, supersession