Such arguments almost seem to be predicated on the assumption that children learn their language from its written form, rather than its spoken form.
This is predicated on the notion that ensemble behaviour is greater than the sum of its parts.
Specifically, the prestige meanings associated with acrolectal variants like ai are predicated of the speaker.
The company's search is predicated upon its members' understanding of theatre.
The architecture of the play is deliberate but the sequence is not predicated upon the demands of a plot; no story emerges from the chaos.
The denouement of acceptance is not predicated upon the male object's 'explanations' (presumably, as she does not enumerate them), but upon self-examination.
Traditional marriage was thus predicated on the assumption of female inferiority and her necessary subjugation to men.
Our expectation is predicated upon on assumption that we explicitly acknowledge.
