Adjectives ending with the letter M are listed in this post.
acetabuliform, aciculiform, aciform, acinaciform, acinetiform, aciniform, actiniform, aculeiform, adeniform, adipoceriform, aeriform, aliform, aluminiform, alveoliform, ambulacriform, amentiform, amianthiform, ampulliform, amsterdam, anguiform, anguilliform, antebellum, antenniform, antheriform, anti-terrorism, aquiform, araneiform, arboriform, arciform, asbestiform, ascidiform, aspergilliform, auriform
bacciform, bacilliform, basaltiform, bedlam, biform, blissom, boniform, bosom, bottom, botuliform, boviform, brim, brummagem, buckram, bursiform, buxom
calceiform, calciform, calm, calyciform, calyptriform, cam, campaniform, campaniliform, cancriform, capilliform, capitatim, capriform, cauliform, cerebriform, cheliform, choleriform, cirriform, claviform, clypeiform, cochleariform, columelliform, conchiform, conform, coniform, coralliform, cram
deform, deiform, dendriform, dentiform, difform, digitiform, dim, disciform, disuniform, diversiform, dolabriform, dolioform, downstream
elementalism, elytriform, embryoniform, enorm, ensiform, epileptiform, equiform, equisetiform, erucifrom, etheriform, extractiform
falciform, federalism, filiciform, filiform, firm, flabelliform, flagelliform, four-room, freedom-versus-socialism, frim, fungiform, fungilliform, funiliform, funnelform, fusiform
galliform, gasiform, gelatiniform, gim, ginglyform, glandiform, glum, gram, graniform, granitiform, granuliform, grim, grum, guttiform
harengiform, harum-scarum, heliciform, hippocrepiform, ho-hum, holsom, homiform, humdrum, hydatiform, hydriform, hyperboliform, hypocrateriform
incertum, inconform, infirm, inform, infundibuliform, in-room, interim, intermediate-term, isopodiform
juliform
kaliform, kam
labyrinthiform, lachrymiform, lageniform, lamelliform, laniariform, larviform, lentiform, leptiform, libriform, licheniform, ligniform, lindiform, linguiform, lirelliform, lituiform, longer-term, longterm, long-term, luciform, lukewarm, lumbriciform, lump-sum, luniform
madreporiform, mammiform, mammilliform, mandibuliform, maniform, maxilliform, maximum, medium, medium-term, medusiform, membraniform, metalliform, midterm, mid-term, minim, minimum, mitriform, monadiform, moniliform, montiform, moslem, muciform, multiform, mum, mummiform, muriform, muscariform, musciform, mushroom, myrtiform
napiform, nariform, naseem, nasiform, nautiform, near-term, nonfarm, non-farm, nuciform, nucleiform
oculiform, omniform, one-term, operating-system, operculiform, optimum, ovaliform, over-arm, oviform, oxycalcium
paliform, palpiform, pampiniform, papilliform, pappiform, paraboliform, passeriform, patelliform, pectiniform, pediform, peltiform, penicilliform, penniform, perciform, petaliform, phantom, piciform, pileiform, pilgrim, piliform, pinniform, pisciform, pisiform, placentiform, planiform, plexiform, plumiliform, poculiform, poriform, post-mortem, premium, prim, proboscidiform, pro-reform, proteiform, pumiciform, punctiform, puriform, pyriform
quondam
racemiform, radiatiform, radiciform, raduliform, ramiform, random, retiform, rhodammonium, room, rostelliform, rostriform, rotiform, round-arm, rubiform, ruiniform, rum
sacciform, saliniform, sandaliform, sauseflem, sawceflem, scalariform, scalpriform, scapiform, scobiform, scopiform, scoriform, scrotiform, scutelliform, scutiform, scyphiform, securiform, seldom, semipenniform, septiform, serpentiform, setiform, sham, shorter-term, short-term, siliquiform, skim, slim, soliform, spathiform, spiciform, spiculiform, spiniform, spongiform, stalactiform, stalactitiform, stelliform, stilliform, stipitiform, stratiform, strobiliform, strombuliform, strong-arm, styliform, subpyriform, subuliform, sulciform
tag-team, tauriform, tentaculiform, terebratuliform, theiform, three-bedroom, toom, torulaform, trapeziform, trichiuriform, triform, trim, tubeform, tubiform, tubuliform, two-term
umbraculiform, unbuxom, unciform, unconform, under-arm, unfirm, unguiform, uniform, ursiform
vaporiform, variciform, variform, variorum, vasiform, vermiform, verruciform, villiform, vitriform, vulviform
warm
ypsiliform
zeolitiform
Hope this word list had the adjective that ends in M you were looking for. Additional descriptive words can be found in the other pages on this site.
glam