11 letters
- hectoliters17
- hectometers19
- helicopters20
- heliometers17
- hellbenders20
- heptachlors22
- heptameters19
- hibernators17
- highbinders22
- highlanders20
- hirsuteness15
- hitchhikers24
- hobbyhorses23
- honeyeaters16
- hoodwinkers22
- horselaughs19
- horseplayer19
- horsepowers19
- horseradish16
- horseshoers15
- horsinesses14
- houseperson18
- humidifiers21
- hybridizers28
- hydrometers19
- hydropowers22
- hygrometers20
- hypermeters21
- hypersaline20
- hypersexual27
- hyperspaces24
- hyperstatic21
- hypersthene21
- hypocenters22
- hypsometers21
- icebreakers21
- identifiers16
- impersonate18
- importuners19
- imprimaturs21
- improvisers21
- improvisors21
- inculcators20
- indorsement17
- innerspring19
- inoculators17
- inquisitors22
- insinuators14
- inspirators15
- instigators14
- instituters13
- institutors13
- instructors16
- integrators14
- interceders16
- intercourse16
- interferers15
- interlayers15
- interliners14
- interlopers16
- interposers15
- interschool18
- intersected16
- intersexual21
- interspaced19
- interspaces18
- intersperse15
- interstates12
- interstices15
- interstrain13
- interstrand14
- intersystem17
- interveners17
- intervenors17
- introducers17
- ironmasters15
- ironmongers18
- ironworkers19
- irradiators12
- jackhammers35
- jawbreakers30
- kerseymeres20
- keyboarders21
- keypunchers27
- kieselguhrs21
- kiloparsecs22
- kingfishers23
- knackwursts27
- knockwursts27
- labiovelars20
- laborsaving22
- lacklusters21
- lacrimators18
- ladyfingers21
- landholders18
- landlubbers22
- landscapers20
- langlaufers20
- languishers18
- lawbreakers22
- leaderships18
- leafhoppers23
- leafleteers16
- legislators15
- lengtheners18
- letterspace18
- linebackers23
- linecasters16
- liquidators23
- liverwursts20
- loadmasters16
- lockkeepers26
- lubricators19
- machinators20
- magnetizers26
- maidenhairs18
- mainlanders18
- maintainers16
- malefactors21
- malingerers18
- maltreaters15
- managership22
- maneuverers20
- manifesters18
- marathoners17
- marshalcies20
- marshalling21
- marshalship22
- marshmallow24
- masterships19
- masticators17
- matchmakers26
- mechanizers29
- meerschaums23
- megaparsecs22
- meliorators15
- memberships25
- mentorships20
- merrymakers23
- mesmerizers26
- metacenters18
- metatarsals15
- metersticks21
- methylators19
- microbursts21
- microliters18
- micrometers20
- midfielders20
- millefleurs21
- milliliters17
- millimeters19
- mindblowers23
- minicourses19
- misbehavers23
- misjoinders25
- modernizers25
- moneymakers24
- monitorship20
- moonflowers22
- moonshiners18
- moviemakers25
- mudskippers26
- mudslingers20
- multicolors20
- multicourse20
- multipliers20
- mythicizers30
- mythologers21
- nearsighted17
- negotiators14
- neurohumors19
- newscasters18
- newsdealers17
- newsletters16
- newsmongers21
- newspersons19
- newsreaders16
- noisemakers19
- nonadmirers17
- nonbreeders17
- noncarriers16
- nondrinkers19
- nonjoinders24
- nonpersonal18
- nonreactors16
- nonrecourse17
- nonspeakers20
- nonstarters13
- nonswimmers22
- normalizers25
- northerners15
- nutcrackers23
- oarsmanship20
- obstructors18
- originators14
- oscillators16
- outdelivers18
- outdoorsman17
- outdoorsmen17
- outfielders17