2 syllables:
beiter, biter, blighter, brighter, citer, deiter, dighter, eiter, fighter, flighter, heiter, kiter, knitr, kreiter, leiter, lighter, lyter, miter, nighter, niter, pitre, plighter, reiter, reitter, righter, riter, ruyter, schneiter, schreiter, seiter, seitter, sighter, slighter, sluyter, slyter, smiter, tighter, titer, titre, triter, weiter, whiter, writer, write her, zeiter, buitre, citri, fitri, nitre, sitri, vitre, vitri, vitry

3 syllables:
affrighter, al-fitr, all-nighter, backbiter, begleiter, blassreiter, blastfighter, blockleiter, braillewriter, bullfighter, bushfighter, chapitre, checkwriter, chiwriter, clayfighter, cockfighter, cowriter, crime-fighter, delighter, despite her, dogfighter, downlighter, ex-fighter, excitar, exciter, film writer, firefighter, firelighter, first-nighter, folk writer, gagwriter, gauleiter, ghost-writer, ghostwriter, gunfighter, hack writer, highlighter, igniter, incitar, inciter, indicter, inditer, infighter, inviter, invite her, jetfighter, kicklighter, lamplighter, midnighter, moonlighter, news-writer, newswriter, pit-fighter, playwriter, prize-fighter, prizefighter, reciter, reichsleiter, requiter, rewriter, scorewriter, screenwriter, scriptwriter, signwriter, skywriter, songwriter, space writer, speechwriter, sportswriter, sports writer, starfighter, streetfighter, street fighter, sunfighter, surfeiter, sweetnighter, telewriter, typewriter, uplighter, warfighter, wheelwriter, savitri, unmitre

4 syllables:
copyrighter, copywriter, displaywriter, dynamiter, eid-ul-fitr, eid al-fitr, engeleiter, eurofighter, expediter, fire fighter, flugbegleiter, fly-by-nighter, imagewriter, laserwriter, letter writer, overnighter, pocket lighter, story-writer, storywriter, underwriter, megalitre

5 syllables:
abteilungsleiter, cigarette lighter, codeigniter, singer-songwriter, teletypewriter

6 syllables:
electric typewriter, forest fire fighter

7 syllables:
insurance underwriter, sixth-generation fighter

8 syllables:
lockheed f-104 starfighter

2 syllables:
sniper, slider, wiper, striper, scriber, tiddly, grigri, quickly, fitly, prickly, highchair, striker, tiger, glider, cider, sickly, cyber, liger, diaper, thickly, fiber, eider, ridley, tiber, hiker, spider, cyder, fibre, geiger, piper, viper, rider, glibly, wider, ryder, hyper, briber, gaidar, gidar, ichor, maiger, schneider, snyder, stridor, weicker, brickly, slickly, tiddley

3 syllables:
hang glider, subscriber, slippery, pit viper, bast fiber, hickory, nerve fiber, divider, sweet cider, glass fibre, insider, provider, wolf spider, imbiber, red spider, sea spider, collider, outsider, hard cider, horned viper, glass fiber, rough rider, asp viper, barn spider, east-sider, hans geiger, mulled cider, nerve fibre, night rider, plant fiber, plant fibre, sand tiger, sand viper, west-sider

4 syllables:
bengal tiger, dolphin striker, muscle fiber, water strider, candy striper, windshield wiper, castor fiber, common viper, dispatch rider, garden spider, genus piper, horseback rider, hunting spider, muscle fibre, neofiber, bastard ridley, olive ridley

5 syllables:
acrylic fiber, voltage divider, optical fiber, optical fibre, animal fiber, animal fibre, health care provider, natural fiber, natural fibre, rodeo rider, supercollider, synthetic fiber, vascular spider, atlantic ridley, pacific ridley

6 syllables:
polyester fiber, potential divider, tasmanian tiger

7 syllables:
black and gold garden spider, european wolf spider

10 syllables:
superconducting supercollider