2 syllables:
firer, schairer, scheirer, shirer, wirer

3 syllables:
attirer, conspirer, desirer, expirer, inspirer, retirer

1 syllable:
dire, mire

2 syllables:
flier, frier, trier, briar, sire, pyre, dyer, wire, crier, choir, dryer, buyer, flyer, brier, hire, higher, retire, liar, prior, tire, drier, friar, fire, fryer, grier, meyer, nigher, pryor

3 syllables:
high wire, enquire, ceasefire, barbed wire, transpire, live wire, black friar, flat tire, red fire, supplier, white friar, misfire, entire, greek fire, crown fire, require, conspire, spin dryer, town crier, cease-fire, watch fire, rewire, spitfire, attire, snow tire, acquire, brush fire, catch fire, desire, applier, blackfriar, bullbrier, call fire, car tire, clothes dryer, cross wire, gray friar, greenbrier, ground fire, hair dryer, home buyer, horsebrier, massed fire, on fire, shanghaier, spare-tire, spin drier, stunt flier, sweetbriar, take fire, trip wire, unwire, zone fire

4 syllables:
set on fire, line of fire, open fire, ball of fire, austin friar, auto tire, baling wire, barrage fire, beacon fire, cannon fire, direct fire, forest fire, grazing fire, mortar fire, observed fire, radar fire, rubber tire, scheduled fire, searching fire, signal fire, surface fire, under fire, wagon tire

5 syllables:
electric fire, pneumatic tire, indirect fire, radial tire, conducting wire, covering fire, destruction fire, harassing fire, piano wire, st. elmo's fire, supporting fire, telegraph wire, telephone wire

6 syllables:
saint anthony's fire, antiaircraft fire, artillery fire, automobile tire, close supporting fire, concentrated fire, deep supporting fire, distributed fire, interdiction fire, preparation fire, radial ply tire, registration fire, sexual desire

7 syllables:
direct supporting fire, neutralization fire, reconnaissance by fire

9 syllables:
ecclesiastical attire