2 syllables:
bopper, chopper, clopper, copper, cropper, dapre, dapur, dopper, dropper, drop her, flopper, gawper, graaper, gropper, hopper, kopper, lopper, mopper, nopper, opper, pauper, popper, proper, propper, shahpur, shopper, sopor, sopper, stopper, stop her, topor, topper, wapper, whopper, yauper, yawper

3 syllables:
atop her, bebopper, cartopper, chart-topper, clodhopper, daryapur, dispauper, doorstopper, eavesdropper, evesdropper, eye-popper, eyedropper, eyepopper, eye dropper, flip-flopper, froghopper, gobstopper, grasshopper, hedgehopper, hilltopper, improper, joypopper, landloper, leaf-hopper, leafhopper, name-dropper, namedropper, no-hoper, planthopper, plant hopper, rockhopper, rock hopper, sandhopper, sand hopper, scotch-hopper, sharecropper, show-stopper, showstopper, sinoper, sitapur, skatestopper, skin-popper, starhopper, tom hopper, treehopper, unstopper, woodchopper

4 syllables:
belly whopper, blister copper, table-hopper, teeny-bopper, teenybopper, william hopper, window-shopper

5 syllables:
cadiddlehopper, tin-silver-copper

6 syllables:
american copper

7 syllables:
migratory grasshopper

2 syllables:
hawker, lauder, dog-ear, water, squawker, slaughter, talker, stalker, daughter, augur, auger, walker, blocker, blotter, bobber, clobber, cobber, cocker, cotter, docker, dodder, fodder, hotter, jobber, jogger, jotter, knocker, laager, lager, laugher, locker, logger, mater, mocker, ocher, otter, plodder, plotter, potter, robber, rocker, rotter, shocker, slobber, slogger, soccer, solder, spotter, squatter, stocker, swatter, totter, trotter

3 syllables:
high water, soft water, branch water, red water, rose water, ground water, first water, slack water, applauder, ice water, spring water, marauder, hard water, tap water, make water, fresh water, white water, low water, camp robber, flyswatter, footslogger, hard solder, macabre, minotaur, punk rocker, saltwater, sea otter, sea robber, soft-solder, soft solder, stockjobber, valve rocker

4 syllables:
chlorine water, soda water, sparkling water, treading water, tonic water, quinine water, heavy water, toilet water, distilled water, holy water, barley water, vichy water, drinking water, alma mater, annunciator, beta blocker, boston rocker, cannon fodder, dura mater, graverobber, imprimatur, jewels-of-opar, magna mater, pettifogger, pia mater, platform rocker, police blotter, river otter, silver solder, storage locker

5 syllables:
ammonia water, mineral water, calcium blocker, eurasian otter, histamine blocker

6 syllables:
come hell or high water, carbonated water, davy jones's locker