3 letters:
ace

4 letters:
bass, case, dace, face, lace, mace, mais, nace, pace, race, rais, vase, wace

5 letters:
abase, aisse, apace, brace, cayce, chace, chase, crace, dbase, dnase, drace, erase, frace, glace, grace, heyse, itase, phace, place, space, stace, stase, tayce, trace, usace, xbase

6 letters:
-clase, altace, ambase, baisse, belace, biface, bucase, c-base, caisse, coface, cubase, cytase, debase, deface, dspace, dtrace, e-base, efface, embase, encase, enface, enrace, espace, extase, i-case, imbase, incase, inlace, laface, nodejs, nspace, pecase, petase, pspace, ptrace, rapace, rebase, relace, strace, sybase, uncase, unface, unlace, {brace

7 letters:
airbase, amesace, anatase, anelace, arobase, arspace, capcase, carcase, catface, degrace, deltase, diabase, disbase, discase, dispace, dogface, ekstase, embrace, emplace, enchase, essbase, estrace, euclase, fanbase, foxbase, graisse, inchase, ingrace, isobase, keybase, laccase, lactase, laplace, maltase, myspace, n-space, noplace, nutcase, outface, outpace, outrace, parcase, pectase, percase, phytase, pigface, proface, rebrace, rechase, replace, retrace, rimbase, subbase, surbase, unbrace, uniface, uptrace, uricase, warface

8 letters:
airspace, anyplace, arrobase, babyface, big-face, bitbrace, blueface, boldface, bongrace, boniface, bookcase, bowgrace, by-place, cardcase, clayface, clubface, coalface, codebase, coinbase, czarface, database, deepface, diastase, dioptase, disgrace, displace, dollface, doorcase, ecospace, elastase, fangface, findface, firebase, fishbase, fly-case, footrace, foreface, freebase, fuckface, gameface, greyface, gynobase, hardcase, headcase, homebase, kilobase, koobface, landrace, livspace, lootcase, lovelace, megabase, misplace, moonbase, moonface, newspace, notecase, off-base, onespace, outplace, paleface, panabase, postface, pramface, re-trace, rheobase, rockface, saygrace, scarface, seedcase, shoelace, showcase, slipcase, snapcase, starbase, sub-base, subspace, suitcase, sunspace, supplace, toolcase, tryptase, two-face, typecase, typeface, vambrace, webspace, wheyface, woodface, xpercase

9 letters:
aboutface, acid-base, aconitase, aerospace, annagrace, arcaspace, aromatase, aspartase, baby-face, backspace, backtrace, best-case, blackface, boat-race, braceface, braincase, briefcase, broadbase, camelcase, chaincase, chalkface, chessbase, cityplace, clearcase, couchbase, crankcase, darktrace, demiglace, doughface, dynatrace, eigenface, enterlace, evergrace, everspace, farmplace, fireplace, forebrace, free-base, full-face, gearspace, headspace, homeplace, hydratase, hyperbase, instabase, interbase, interface, interlace, invertase, jadagrace, lambastes, landspace, lightface, liquibase, lowercase, mainbrace, meatspace, monospace, namespace, non-place, nullspace, open-face, operabase, overgrace, parcplace, periclase, polyspace, rackspace, reductase, reed-mace, reembrace, rerebrace, secretase, showplace, skiptrace, slapeface, smallcase, smearcase, snot-face, someplace, staircase, steelcase, stoneface, streptase, sulfatase, superbase, swinecase, synaptase, talkspace, taserface, thrombase, trollface, uppercase, vantbrace, watchcase, wheelbase, whey-face, whiteface, workplace, workspace, zero-base

10 letters:
about-face, basketcase, birthplace, blurryface, brazenface, broad-base, cheeseface, clinoclase, convertase, crawlspace, crunchbase, cyberchase, cyberspace, demi-glace, dreamspace, drivespace, eigenspace, everyplace, farm-place, half-space, horse-race, hydro-base, hydrospace, hyperspace, innerspace, interplace, interspace, isomaltase, jonbenet's, kissy-face, last-place, left-brace, lithoclase, lower-case, mixed-race, needlecase, nucleobase, null-space, oligoclase, orthoclase, paperchase, pillowcase, planetbase, polymerase, reiterates, scapegrace, sclerobase, skull-face, solvespace, stone-face, sulphatase, superspace, synthetase, tablespace, transplace, underbrace, upper-case, volte-face, white-face, whitespace, worst-case, yellowface

11 letters:
aftertastes, arianespace, battlespace, commonplace, createspace, cyberespace, dehydratase, double-face, frank-chase, gopherspace, hackerspace, hammerspace, leatherface, letterspace, marketplace, pegloticase, phosphatase, pillow-case, plagioclase, puddingface, quarterpace, rasburicase, right-brace, squarespace, syntax-case, tallow-face, translocase, {left-brace, {open-brace

12 letters:
anorthoclase, as-interface, bouillabaise, case-by-case, counterbrace, country-base, double-space, electrospace, face-to-face, hatchet-face, in-your-face, market-place, pudding-face, sailing-race, single-space, steeplechase, triple-space, whatshisface, }close-brace, }right-brace

13 letters:
bouillabaisse, c3-convertase, foam-in-place, herb-of-grace, knowledgebase, streptokinase, transcriptase

14 letters:
agent-in-place, clean-in-place, dihydroorotase, dwelling-place, ferrochelatase, oxidoreductase, thorough-brace, triphosphatase

15 letters:
pyrophosphatase

16 letters:
rain-in-the-face, thefutureembrace

22 letters:
histidinol-phosphatase

23 letters:
fructose-bisphosphatase

5 letters:
fates, rates, bates, dates, gates, mates, waits, hates, yeats

6 letters:
plates, skates, states, awaits, eights, greats, traits

7 letters:
straits, weights, creates, debates, relates, state's, states', updates

8 letters:
dictates, kuwait's

9 letters:
cordaites, hylobates, misstates, naucrates

10 letters:
hydrobates, translates