1 syllable:
-derm, -sperm, berm, chirm, churme, derm-, ferm, ferme, firm, firme, from, germ, germe, herm, herme, hurm, mp erm, phirm, scherm, schirm, sherm, sperm, squirm, sturm, tc erm, term, terme, therm, therm-, therme, thurm, verme, wurm

2 syllables:
affirm, affirme, afirm, bandwurm, bildschirm, bookworm, caseworm, confirm, confirme, cutworm, degerm, deperm, devshirme, earthworm, fireworm, fishworm, flukeworm, full-term, full term, gapeworm, half-term, heartworm, hold firm, horseworm, inchworm, inerm, inerme, infirm, inserm, ismrm, kirchturm, landsturm, late-term, law firm, leuchtturm, long-term, longterm, maltworm, midterm, near-term, nonterm, obfirm, ohrwurm, oosperm, outterm, pileworm, rootworm, roseworm, russwurm, schneesturm, school term, seatworm, short-term, shortterm, stand firm, tapeworm, tongueworm, tubeworm, unfirm, volkssturm, wheatworm, wheat germ, wireworm, woodworm, xterm, zoosperm

3 syllables:
androderm, angleworm, arthroderm, aussichtsturm, bioherm, biotherm, business firm, chrysosperm, counterterm, decatherm, diasyrm, disaffirm, disconfirm, ectotherm, endoderm, endosperm, endotherm, epiderm, episperm, estraderm, eurytherm, exoderm, exotherm, geotherm, gymnosperm, haematherm, hematherm, homotherm, hypoderm, incoterm, isotherm, lidoderm, longer-term, major term, megaderm, megatherm, mesoderm, mesosperm, mesotherm, messeturm, microtherm, middle term, minor term, misaffirm, monosperm, nicoderm, opentherm, pachyderm, periderm, perisperm, phelloderm, pickleworm, placoderm, pododerm, podosperm, prison term, psorosperm, pteridosperm, reaffirm, reconfirm, regenschirm, regenwurm, remain firm, rhodosperm, sarcoderm, scleroderm, service firm, spermoderm, spindleworm, stenoderm, stenotherm, tatzelwurm, trophoderm, trophosperm, zygosperm

4 syllables:
accounting firm, angiosperm, army cutworm, brokerage firm, carry to term, consulting firm, echinoderm, electrotherm, erythra-derm, geoisotherm, heterotherm, homeotherm, homoiotherm, insurance firm, investment firm, isallotherm, malacoderm, medium-term, melanosperm, osteoderm, ostracoderm, poikilotherm, progymnosperm, publishing firm, removal firm, syphiloderm

5 syllables:
academic term, chordamesoderm, chordomesoderm, degree of a term, isobathytherm, isodrosotherm, isogeotherm, olympiaturm, presidential term, securities firm

6 syllables:
intermediate-term

1 syllable:
farm, swarm, smarm, corm, norm, warm, charm, form, arm, storm, dorm, harm

2 syllables:
lukewarm, wave form, alarm, life form, tree farm, art form, claim form, dust storm, disarm, deform, reform, rearm, perform, ice storm, tone arm, free form, unarm, truck farm, line storm, transform, inform, forearm, conform, age norm, becharm, bound form, cairngorm, change form, home-farm, leaf form, re-arm, schoolmarm, side arm, small-arm, straight-arm, strong-arm, stud farm, take form, tax form, verse form, word form

3 syllables:
underarm, buy the farm, land reform, smoke alarm, rocker arm, funny farm, misinform, dairy farm, cattle farm, contact arm, good luck charm, order form, pickup arm, plural form, prison farm, sewage farm, silver storm, wiper arm, writing arm

4 syllables:
electric storm, fire alarm, magnetic storm, combining form, burglar alarm, sonata form, violent storm, collective farm, citation form, meteor swarm, singular form, telegraph form

5 syllables:
electrical storm, application form

7 syllables:
operation desert storm