2 syllables:
-fitting, bitting, bit tongue, blitting, chitting, fitting, flitting, fritting, getting, gitting, gritting, hitting, it hung, kitting, knitting, pitting, quitting, quittung, shitting, sitting, slitting, spitting, spliting, splitting, split tongue, twitting, whitting, witting

3 syllables:
acquitting, admitting, backfitting, befitting, bespitting, bullshitting, close-fitting, committing, demitting, downsitting, ear-splitting, emitting, fee-splitting, fence-sitting, forewiting, formfitting, gas fitting, hair-splitting, hairsplitting, hand-knitting, hard-hitting, house-sitting, housesitting, ill-fitting, loose-fitting, misfitting, mishitting, omitting, outfitting, outhitting, outsitting, outwitting, permitting, pinch-hitting, pipefitting, pipe fitting, refitting, remitting, resitting, shopfitting, side-splitting, sidesplitting, submitting, switch-hitting, tight-fitting, tightfitting, transmitting, unbitting, unfitting, unknitting, unsitting, unwitting, upsitting, word-splitting

4 syllables:
baby-sitting, babysitting, compromitting, counterfeiting, facesitting, interknitting, intermitting, intromitting, manumitting, misbefitting, overfitting, pretermitting, readmitting, recommitting, resubmitting, retransmitting, retrofitting, tightly fitting, unbefitting, unremitting, unsubmitting

5 syllables:
overcommitting

2 syllables:
bidding, chipping, clicking, clipping, digging, dipping, dripping, fibbing, flipping, gripping, kicking, kidding, licking, nipping, picking, pricking, ribbing, rigging, ripping, shipping, sipping, slipping, snipping, sticking, stripping, ticking, tripping, whipping, wigging

3 syllables:
bargaining, servicing, equipping, forbidding, horsewhipping, pigsticking, place-kicking, press clipping

4 syllables:
plea bargaining, table tipping, weather stripping

5 syllables:
newspaper clipping

6 syllables:
collective bargaining