What is another word for "parallel"?

Roget's Thesaurus (1911) lists these synonyms for "parallel": agree, agreement, aid, alliance, along, alongside, angles, ant, assent, cause, coagency, coextension, coextensive, coincide, coincidence, common, concert, concur, concurrence, concurrent, concurring, conduce, consent, consilience, conspire, contribute, cooperate, cooperation, correlation, equidistance, equidistant, hand, hang, have, help, intersect, join, keep, laterally, make.