silent?

Silent, each contemplating the other in both mirrors of the reciprocal flesh of theirhisnothis fellowfaces.

Were they indefinitely inactive?

At Stephen’s suggestion, at Bloom’s instigation both, first Stephen, then Bloom, in penumbra urinated, their sides contiguous, their organs of micturition reciprocally rendered invisible by manual circumposition, their gazes, first Bloom’s, then Stephen’s, elevated to the projected luminous and semiluminous shadow.

Similarly?

The trajectories of their, first sequent, then simultaneous, urinations were dissimilar: Bloom’s longer, less irruent, in the incomplete form of the bifurcated penultimate alphabetical letter, who in his ultimate year at High School