Not proportionate. / Out of proportion.

(chemistry) To undergo disproportionation.

in a disproportionate manner

The state or quality of being disproportionate or out of proportion.

Third-person singular simple present indicative form of disproportionate

simple past tense and past participle of disproportionate

(chemistry) A form of redox reaction in which part of a reactant is oxidized and part of it is reduced simultaneously

plural of disproportionation

In a disproportional manner, or to a disproportional extent; disproportionately

present participle of disproportionate