Common words that rhyme with apportion include portion, insertion, assertion, devotion, idolization, adulation, disposition, predilection, population, recrimination, authorization, dispensation, ratification, anticipation and option.
He ate a large portion of the cake.
She showed her affection for him.
She practiced the ritual with great devotion.
Her cheerful disposition brightens the room.
I showed my appreciation for kindness.
The nation is in political turmoil.