1 syllable:
b-town, brown, browne, bytown, chown, clown, crown, crowne, d-town, down, down-, downe, drown, frown, gown, j-crown, k-town, kauan, kaun?, lie-down, lown, mytown, noun, oughne, p-town, s-town, shoun, towne

2 syllables:
3blue1brown, a-town, adnoun, adown, around, ashdown, assclown, backdown, back down, ballgown, ball gown, bankstown, bardstown, baytown, beantown, beardown, beardstown, bear down, beatdown, beat down, bedgown, bed down, belt down, bestrown, blacktown, blastdown, blowdown, bluegown, bog down, boiled-down, boil down, bolt down, bonetown, boomtown, bowed down, bow down, boystown, boytown, bravetown, breakdown, break down, bridgetown, bringdown, bring down, bro'town, brown-brown, brownstown, browntown, brush down, buff-brown, build-down, bunk down, burn down, buy-down, buydown, c-town, call down, calm down, cape-town, capetown, cast down, chitown, choke down, chop down, chris brown, clampdown, clamp down, climb-down, climbdown, climb down, close-down, closedown, close down, colquhoun, come-down, comedown, come down, cookstown, cooldown, cool down, count-down, countdown, count down, count noun, cowtown, crackdown, crack down, cramdown, cross-town, crosstown, cutdown, cut down, dark-brown, dash down, decrown, deep brown, deep down, die down, diggstown, discrown, dogtown, doss down, downtown, drag down, drawdown, dress down, drink down, drop-down, dropdown, drop down, dufftown, dumbed-down, embrown, face-down, facedown, fall down, ferndown, fight down, flag down, flap down, flush down, fold-down, foodtown, freetown, freeze down, frenchtown, gastown, georgetown, get down, ghoultown, go-down, godown, go down, gray-brown, greektown, greentown, grey-brown, greytown, grind down, gun down, hack-down, hadestown, hair-brown, half-crown, half crown, hand-down, hand-me-down, hands-down, hands down, hand down, hightstown, hillsdown, hoedown, hogtown, hold-down, holddown, hold down, holetown, hometown, hose down, hull-down, hunt down, imbrown, intown, jamestown, jefftowne, johnstown, jot down, keep down, kick-down, kickdown, kick down, kingstown, kip down, knock-down, knockdown, knock down, kutztown, lansdowne, laydown, lay down, let-down, letdown, let down, lie down, light brown, limetown, live down, load down, lock-down, lockdown, longtown, look-down, lookdown, lordstown, low-down, lowdown, markdown, mark down, mass noun, mccoun, mccown, mcgown, mcquown, meltdown, melt down, midtown, milltown, miltown, mixdown, moorestown, motown, mow down, nail down, naptown, newtown, newtowne, nightgown, nut-brown, nutbrown, o-town, one-down, oynoun, pare down, pastedown, pat-down, patdown, pay-down, paydown, peg down, phasedown, piltdown, pinetown, pin down, pipe down, place down, plank down, playdown, playground, play down, plump down, plunk down, pottstown, pour down, press down, princetown, pull-down, pulldown, pull down, pushdown, push down, put-down, putdown, put down, pynoun, queenstown, rain down, ram down, reach-me-down, renown, resoun, right-down, roll down, round down, rub-down, rubdown, rub down, run-down, rundown, runtown, run down, rust-brown, sag down, sandown, sandtown, scale down, seal-brown, seatown, send down, setdown, set down, shakedown, shinedown, shoot-down, shootdown, shoot down, shout down, showdown, shut-down, shutdown, shut down, simtown, sit-down, sitdown, sit down, sky brown, sleek down, slick down, slide down, slim down, slowdown, slow down, sluice down, smackdown, small-town, smalltown, smithtown, snuff-brown, southdown, spelldown, splashdown, split down, sponge down, stamp down, stand-down, standdown, stare down, steeltown, steep-down, step-down, step down, strike down, strip down, sundown, swans-down, swansdown, swill down, swingtown, take-down, takedown, take down, talk down, tamp down, tear-down, teardown, tear down, tea gown, teltown, throw-down, throwdown, thumbs-down, tie-down, tie down, toned down, tone down, top-down, touch-down, touchdown, touch down, toytown, tracktown, track down, trenchtown, trim down, turndown, turn down, uncrown, ungown, uptown, vote down, washdown, wash down, wear down, weighed down, weight down, weigh down, westtown, wigtown, wind-down, wolf down, write-down, writedown, write down, yaletown, yorktown, youngstown, zak brown

3 syllables:
3 doors down, abbotstown, abbottstown, adamstown, allentown, allhallown, anytown, austintown, bandsintown, bargain down, basil brown, batten down, belchertown, blackish-brown, bordentown, bridal gown, broken-down, buckle down, bunnytown, busytown, button-down, buttoned-down, cabbagetown, campbelltown, campbeltown, cascade down, charlestown, charlottetown, chestnut-brown, chinatown, chocolate-brown, chukker-brown, common noun, cooperstown, copple-crown, dallastown, dinner gown, downingtown, dragontown, dressing-down, dressing down, dressing gown, dwindle down, eatontown, eiderdown, evening gown, francistown, funkytown, germantown, golden-brown, grahamstown, grayish brown, greenish-brown, hackettstown, hagerstown, half-a-crown, hampshire down, handed-down, harmontown, hunkered down, hunker down, jacket crown, japantown, jollitown, knuckle down, lazytown, lennoxtown, letting down, levittown, lewistown, loaded down, marrybrown, marshalltown, middletown, milliontown, morgantown, morristown, mummy-brown, narrow down, nero's crown, norristown, olive-brown, olive brown, orange-brown, out-of-town, overdrown, overtown, paramount+, pegged-down, proper noun, provincetown, purple-brown, quiet down, randalstown, ratchet down, rattle down, reddish-brown, reddish brown, remain down, runaround, rusty-brown, scaled-down, settle down, shades of brown, shantytown, shiremanstown, shower down, silvertown, simmer down, stanleytown, steady down, stepping down, stripped-down, summertown, tarrytown, tawny-brown, tearing down, the rundown, thistledown, thomastown, tinseltown, travis browne, trickle-down, trickledown, triple-crown, triple crown, tumble-down, tumbledown, underdown, undergown, up-and-down, upside-down, upsidedown, upsidown, upsodown, urinetown, vandyke brown, verbal noun, walkertown, watered-down, watertown, water down, wedding gown, whiskeytown, white house down, whittle down, whity-brown, williamstown, yellow-brown

4 syllables:
47 meters down, africatown, caramel brown, embassytown, geneva gown, koreatown, man-about-town, mare of easttown, multimarkdown, nervous breakdown, never back down, optical crown, sterling k. brown, surgical gown, take lying down, toyota crown, yellowish brown

5 syllables:
academic gown, counsel to the crown, elizabethtown, georgia taylor-brown, jumping up and down, millie bobby brown, system of a down

6 syllables:
bobbi kristina brown, canterbury-bankstown

7 syllables:
abdul hakim sani brown