Subtraction rhymes with:
abstraction, attraction, contraction, distraction, extraction, retraction, traction, abstraction, attraction, contraction, diffraction, distraction, extraction, fraction, infraction, retraction, traction
abstraction, attraction, contraction, distraction, extraction, retraction, traction, abstraction, attraction, contraction, diffraction, distraction, extraction, fraction, infraction, retraction, traction