pumper, aerial ladder, firetruck, ladder truck, firefighting, apparatus, turntable ladder, extrication, firefighter, dispatch, trencher, fireman, firehouse, fireboat, hydrant, aerials, balers, sporter, hydraulic pump, lutz, tailboard, winch, repeater, breathing apparatus, lunger, gasser, rescue, hovercraft, paramedic, camelback, crampon, combo, towbar, schipperke, salter, overhead camshaft, extinguishers, dumbwaiter, ambulance, eggbeater, notchback, teched, synchromesh, axel, rope tow, fire extinguisher, shamash, swamper, pagers, oxen, breeches buoy, achates, tractor, defibrillator, quads, arolla, gymnastic, responder, gooseneck, acrobatics, rivale, cherry picker, handline, adverbial, sharpshooting, grinder, pararescue, potato pancake, transplanter, bolas, swather, demolition derby, thompson submachine gun, etna, unicycle, bombace, cardiopulmonary resuscitation, roadmaster, tourer, devastator, mutual aid, ftn, junior varsity, street sweeper, brigade, rotator, dukw, teeterboard, axels, handspring, ladder, garbage pickup, amphibious, duple, oiler, sleighs, copters, hydraulic ram, goaltending, township, outriggers, autogiro, elliott, abbott, advanced, alarms, ben, frank, henderson, holt, joyce, karen, malcolm, miller, morris, parsons, phil, raymond, robins, saunders, stephens, thousands

digit, sib, sibling

5, cinque, fin, five, fivesome, little phoebe, pentad, phoebe, quin, quintet, quintuplet, v