buyer, choir, crier, dire, drier, dyer, fire, friar, hier, higher, hire, ire, iron, liar, lyre, meyer, mire, myers, prior, pyre, quire, shire, sire, spire, squire, tire, tyre, wire

binder, brighter, childbirth, cider, cipher, climber, diver, driver, either, fiber, fibre, fighter, finder, finer, grinder, heifer, hyper, iceberg, kaiser, kinder, liber, libre, lighter, liner, livelier, mightier, milder, miner, minor, miser, mitre, neither, nicer, niger, piper, primer, rider, riper, schneider, schuyler, signer, slighter, snyder, spider, steiner, strikers, tiber, tiger, tighter, timer, tyler, viper, whiter, wider, wiener, wilder, wiser, writer

acquire, admire, afire, aspire, attire, conspire, desire, enquire, entire, expire, inquire, inspire, require, retire, supplier, transpired

heidelberg, idlers, quieter, rioters

admirer, adviser, advisor, compiler, decipher, designer, diviner, enquirer, inquirer, outsider, provider, reminder, subscriber, survivor

supervisors, uninspired