constrained

Unconstrained by market pressures, private schools have been gouging their customers at a similar pace.

This is how America likes to think of itself: unconstrained by the past, generous, adaptable, pragmatic.

A run of the merriest, the sweetest, the most unconstrained laughter broke overhead like a bird's song.

Violations of etiquette are most rare, yet no court in the world appears more simple and unconstrained in its forms.