polysynthetical

But what I have already said will perhaps suffice to show to genuine philological students that a language which, preserving so many of the roots in the aboriginal form, and clearing from the immediate, but transitory, polysynthetical stage so many rude incumbrances, s from popular ignorance into that popular passion or ferocity which precedes its decease, as (to cite illustrations from the upper world) during the

The Coming Race

But when the inflectional form of language became so far advanced as to have its scholars and grammarians, they seem to have united in extirpating all such polysynthetical or polysyllabic monsters, as devouring invaders of the aboriginal forms.

The Coming Race