Backfires rhymes with:
amplifiers, bonfires, campfires, fortifiers, humidifiers, magnifiers, pacifiers, purifiers, qualifiers, rectifiers, wildfires
Backfires sounds like:
beekeepers, biosphere's, biospheres, bishoprics, bookkeepers
amplifiers, bonfires, campfires, fortifiers, humidifiers, magnifiers, pacifiers, purifiers, qualifiers, rectifiers, wildfires
beekeepers, biosphere's, biospheres, bishoprics, bookkeepers