1 syllable:
-phil, bcl-xl, bphil, bruhl, cfs pml, chol-, chole-, chtml, chul, cmd ctl, cnc msbl, crd ml, crile, crrel, crull, cul, cull, db spl, dhtml, dlbcl, dns bl, dphil, dpssl, dq pl, dsp ml, dull, dulle, dvb html, fc-al, fd fl, fd tle, fn fal, frz lvl, fs vdsl, ft-pdl, ftr dml, ft sill, ghyll, gt pml, gt sql, guhl, gul, gull, gzhel, hp-gl, hp gl, hp rtl, hrc stl, hull, hw swil, juhl, khtml, kpd ml, kpn ml, krul, krull, kuhl, kull, l-shell, lcd ltl, lc bpl, leful, lgsil, lh tl, lull, mmms ol, mmse ble, mphil, mp cdl, muhl, mull, ndebele, nk lgl, nnell, nswc dl, null, nulle, pg ml, phtml, prndl, puhl, pwyll, rc pl, rdd rel, rt cdl, ruhl, schmuhl, scull, sc cl, sf dl, shacl, shull, skrill, skrull, skule, skull, skulle, smull, sptzle, std msl, stp pul, strull, stuhl, stull, sul, szell, thell, thul, thull, tkp ml, tls ssl, tmp il, tmr tl, traill, trull, tull, tulle, uhl, ul, v-hull, v/stol, vdm sl, wf ml, will, wtfpl, www vl, xhtml, yul, zf ble, zn cl, zwolle, zxnrbl

2 syllables:
catulle, davul, earful, earfull, goksel, maghull, mew gull, moonbyul, numbskull, numskull, quickhull, sapskull, sea-gull, seagull, sea gull, setule, thickskull, woodhull

3 syllables:
herring gull, laughing gull, multihull, overfull, solihull, sprachgefuhl, thomas tull, underpull

4 syllables:
ivory gull, mp3skull

2 syllables:
apple, gabble, babel, rappel, rattle, dabble, grapple, staddle, straggle, waggle, chapel, straddle, addle, brattle, chattel, tattle, raddle, paddle, rabble, cattle, brabble, ratel, prattle, babble, dapple, gaggle, scrabble, battle, haggle, appal, saddle

3 syllables:
star apple, oak apple, dog paddle, crab apple, thorn apple, astraddle, mad apple, love apple, may apple, unsaddle, seattle, skedaddle, bedraggle, beef cattle, pitched battle

4 syllables:
antenatal, sugar apple, english saddle, psychobabble, dairy cattle, line of battle, lady chapel, custard apple, balsam apple, western saddle, adam's apple

5 syllables:
tower of babel