Complexions rhymes with:
inspections, affections, collections, confections, connections, corrections, defections, directions, dissections, election's, elections, erections, imperfections, infections, inflections, injections, inspections, interconnections, interjections, intersections, objection's, objections, predilections, projections, protections, recollections, reflections, rejections, section's, sections, selections
Complexions sounds like:
camouflaging, cannibalizing, complacency, compulsions, convalescence, convulsions