Mammoth Uncensored Word List:
224 words ending with an, 10 letters long

actinozoan adamantean aircrewman alderwoman amphiscian antinomian antipodean apollonian arachnidan araucarian asteridian balbriggan batrachian beadswoman beautician benzofuran bipartisan bondswoman bowerwoman brachyuran cacotopian capitolian carageenan catenarian cavalryman centaurian cestoidean chairwoman chilopodan chrysophan circassian circensian cladoceran clanswoman cochairman constantan contrarian councilman counterman countryman crinoidean crustacean culinarian cycloidian daguerrean dairywoman decagynian decandrian defenceman defenseman didelphian didynamian ditrochean draughtman earthwoman ekistician endosulfan englishman epitaphian equestrian estatesman eustachean eustachian everywoman expressman filicinean foretopman freedwoman fruitarian furnaceman garbageman gargantuan gildswoman glottidean grammarian groceryman groundplan groundsman hackneyman halcyonian harvestman hemipteran henchwoman hexagynian hexandrian highwayman hirudinean homoousian homopteran horsewoman houseclean huntswoman husbandman hyalomelan hypodorian hypolydian infrahuman infusorian interocean interorgan interurban janizarian journeyman jubilarian klootchman laminarian lapidarian laundryman lengthsman lighterman limitarian lobsterman longbowman machineman markswoman midshipman militiaman missileman mixolydian monogenean monogynian mouthorgan mycetozoan myriapodan neapolitan nepenthean nitrofuran noblewoman nonavialan nonlesbian nonutopian nonveteran nurseryman octandrian octonarian olecranian orchardman ordovician ostracodan palustrian pancratian paradisean paradisian pedestrian percoidean peridinian peripetian pitchwoman politician polygynian pomeranian poultryman practician praetorian preexilian presswoman prizewoman protohuman psalterian pteropodan railwayman rampallian republican rhizopodan roberdsman robertsman rumfustian rupestrian saleswoman salientian salpingian sanitarian scarabaean scintiscan scrubwoman scyphozoan seminarian senatorian serviceman shandrydan shenanigan shereefian solifidian solitarian spacewoman stentorian stigmarian stuntwoman subclavian superclean superhuman superwoman surfaceman symmetrian tallywoman technician teleostean telpherman thalassian theodicean theologian theropodan thysanuran tithingman townswoman tractarian transocean trawlerman triandrian triffidian triggerman trinacrian tryptophan tubularian ubiquarian ultraclean ultrahuman vegetarian viraginian watchwoman weatherman workingman xiphosuran xylophagan