Synonyms of parenthesis

1 Syllable
note
2 Syllables
rambling, break-off, let-up, detour, tangent, drifting, breakoff, idyll
3 Syllables
variation, quiescency, deflection, intervals, excursus, digressions, wandering, deviation, discursion, aside, interval, footnote, incident, digression, excursion, pausation, diversion
4 Syllables
divergence, intermissions, apostrophe, interlude, intermission, interruption, episode, divergency, departure, divagation, interruptions, difference
5 Syllables
irrelevancy