Antonyms of noun disproportion

1 sense of disproportion

Sense 1
disproportion -- (lack of proportion; imbalance among the parts of something)
       Antonym of proportion (Sense 3)
      => symmetry, proportion -- (balance among the parts of something)

Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun disproportion

1 sense of disproportion

Sense 1
disproportion -- (lack of proportion; imbalance among the parts of something)
       => disparity -- (inequality or difference in some respect)