The fundamental sense of freedom is freedom from chains, from imprisonment,
The fundamental sense of freedom is freedom from chains, from imprisonment, from enslavement by others. The rest is extension of this sense, or else metaphor.
Shakespeare is rhythmic; he is musical in the sense that he likes poetry, a
Shakespeare is rhythmic; he is musical in the sense that he likes poetry, and he's musical because he constantly refers to settings where there's singing and dancing.