2-letter words

is

3-letter words

ais, bis, cis, his, lis, mis, pis, sis, tis, vis, wis, xis

4-letter words

amis, anis, axis, bris, chis, cris, dais, egis, ghis, ibis, iris, iwis, khis, kris, leis, obis, phis, pois, psis, reis, seis, skis, sris, this, tuis, ywis

5-letter words

abris, aegis, antis, aphis, apsis, arris, arsis, aspis, auris, basis, cadis, cedis, cutis, defis, delis, etuis, finis, fujis, gadis, hafis, hajis, impis, intis, kadis, kakis, kepis, kiwis, lapis, laris, lenis, lewis, lexis, loris, louis, lweis, lysis, mavis, maxis, metis, midis, minis, mitis, nabis, naris, nazis, oasis, ornis, orris, padis, paris, pavis, penis, peris, pilis, polis, pubis, pulis, puris, pyxis, quais, ragis, rakis, ranis, sadis, sakis, saris, satis, semis, shris, sylis, tamis, tapis, taxis, tikis, tipis, titis, topis, trois, unais, wadis, yagis, yetis, yogis, yonis, zitis, zoris

6-letter words

aaliis, abatis, adonis, aiolis, alibis, animis, assais, bennis, bialis, bindis, blinis, boccis, brewis, caddis, capris, cassis, caulis, cercis, clevis, coatis, corgis, crasis, cullis, cuspis, cyesis, dashis, debris, dermis, derris, dhobis, dhotis, dhutis, diesis, ecesis, elemis, emesis, ennuis, enosis, envois, fermis, follis, fortis, gaddis, ghazis, glacis, gnosis, gratis, hadjis, haggis, hajjis, houris, hubris, hybris, indris, iritis, kanjis, kauris, kermis, khadis, khakis, kibeis, koumis, krubis, kukris, lanais, lathis, lichis, lungis, mantis, maquis, miosis, morris, muftis, myasis, myosis, nereis, noesis, okapis, orchis, oribis, otitis, oxalis, palais, parvis, pastis, patois, pelvis, pennis, phasis, physis, poleis, pooris, praxis, precis, ptosis, pyosis, rabbis, rachis, raphis, salmis, sepsis, serais, shojis, spahis, stasis, sushis, swamis, tabbis, tennis, tenuis, terais, testis, thesis, tmesis, tsadis, tsoris, tsuris, tussis, tuttis, tzuris, unguis, uraris, vermis, whosis, zombis

7-letter words

abattis, abiosis, agoutis, alfakis, alkalis, ambaris, aphesis, argalis, ascaris, ascesis, asepsis, askesis, auxesis, banzais, bhaktis, bikinis, bonacis, borzois, bubalis, buzukis, chablis, challis, chamois, chassis, chichis, classis, colitis, coxitis, croquis, curaris, dalasis, degamis, dhootis, ecdysis, ectasis, entasis, finalis, gaposis, genesis, gharris, ghiblis, glottis, gomutis, grigris, hegaris, ileitis, kabikis, kabukis, kenosis, ketosis, kimchis, kinesis, lazulis, litchis, lungyis, lychnis, marquis, meiosis, miladis, milreis, mimesis, mitosis, mueslis, mycosis, myiasis, nemesis, nerolis, nilgais, octrois, ooralis, osmosis, ostosis, ouraris, ourebis, paresis, petsais, pyrosis, renvois, rhachis, rumakis, safaris, salamis, salukis, sandhis, sanseis, satoris, shamois, shantis, sherris, skepsis, sorosis, souaris, stypsis, sycosis, synesis, tabulis, tahinis, tamaris, tatamis, telesis, travois, trellis, tsooris, tuladis, turkois, tzitzis, uveitis, virosis, wakikis, wapitis, wasabis, whoosis, xerosis, yanquis, yoginis, zaikais, zygosis, zymosis

8-letter words

acidosis, adenitis, adenosis, adiposis, afghanis, agenesis, alfaquis, alphosis, amitosis, anabasis, analysis, anemosis, anthesis, anuresis, apoapsis, apodosis, apomixis, assagais, assegais, basenjis, biolysis, botrytis, brocolis, bursitis, cannabis, carditis, cathexis, centesis, chapatis, charpais, charquis, clematis, clitoris, colpitis, coniosis, cyanosis, cyclosis, cystitis, dashikis, dialysis, dieresis, diplosis, diuresis, eclipsis, effendis, ellipsis, emphasis, enuresis, epitasis, esthesis, eucharis, exegesis, fetialis, fibrosis, flokatis, geotaxis, gingelis, gingilis, gouramis, gracilis, guaranis, gummosis, haplosis, hautbois, havartis, hexereis, hibachis, hidrosis, hypnosis, imprimis, kolbasis, kurtosis, kyphosis, lecythis, leukosis, lordosis, mammitis, martinis, mastitis, mephitis, meticais, metritis, myelitis, myositis, myosotis, narcosis, necrosis, negronis, neuritis, neurosis, nilghais, notornis, nylghais, orchitis, origamis, osteitis, osteosis, ovaritis, pahlavis, panmixis, peccavis, penuchis, phimosis, phylaxis, phylesis, pignolis, propolis, protasis, psilosis, pycnosis, pyelitis, pyknosis, quillais, rabbonis, rachitis, raviolis, rhinitis, samurais, sashimis, semiosis, shikaris, spumonis, stenosis, subcutis, suffaris, synapsis, syndesis, synopsis, syphilis, taboulis, teniasis, thelitis, tortonis, tripolis, tsunamis, turfskis, turquois, uvulitis, venturis, virelais, vulvitis, wooralis, wooraris, zoonosis

9-letter words

acariasis, acropolis, aepyornis, alkalosis, allantois, amaryllis, amaurosis, ambergris, amebiasis, anacrusis, anamnesis, ankylosis, apheresis, apophysis, arteritis, arthritis, arthrosis, asynapsis, autolysis, beriberis, bourgeois, bousoukis, bouzoukis, broccolis, calamaris, cantharis, caryopsis, catalexis, catalysis, catharsis, chapattis, chappatis, chigetais, chlorosis, chrysalis, cirrhosis, coreopsis, corydalis, cytolysis, daiquiris, diaeresis, diagnosis, diaphysis, diathesis, digitalis, doupionis, endomixis, enteritis, ephemeris, epidermis, epiphysis, exodermis, exostosis, fluorosis, franglais, gastritis, gingellis, gingillis, glossitis, halitosis, hemolysis, hepatitis, heterosis, homolysis, hydroskis, hypotaxis, katharsis, keratitis, keratosis, kirigamis, kolbassis, laminitis, linguinis, lipolysis, lithiasis, macaronis, maharanis, malihinis, maravedis, mariachis, mydriasis, nephritis, nephrosis, oogenesis, ovotestis, pachoulis, paralysis, parataxis, parchesis, parotitis, pastramis, pastromis, peperonis, pertussis, phlebitis, proboscis, prognosis, prolepsis, proptosis, prothesis, psoriasis, psychosis, pyrolysis, retinitis, rigatonis, sannyasis, sclerosis, scoliosis, shanghais, silicosis, sinusitis, souvlakis, sukiyakis, syllepsis, symbiosis, symphysis, syneresis, synizesis, synovitis, synthesis, taeniasis, telotaxis, teocallis, teriyakis, toxicosis, vaginitis, verdigris, vibriosis, yakitoris, zucchinis