10 letters
- erotogenic16
- eructating17
- eructation15
- estivating17
- estivation15
- ethnologic19
- etiolating14
- etiolation12
- euphoriant17
- evacuating21
- evacuation19
- evaporator17
- evaporitic20
- evocations18
- excavating27
- excavation25
- excitation21
- expiration21
- extracting23
- extraction21
- fianchetti19
- fianchetto19
- fortepiano17
- geobotanic19
- geographic22
- geomorphic23
- glaciation17
- glitterati13
- gramophone21
- graphitize26
- grapholect21
- graptolite16
- gravitated17
- gravitates16
- greatcoats15
- habitation16
- hagioscope20
- harpooning19
- harvesting19
- hectograph22
- hematocrit18
- hepatizing27
- heptagonal19
- herniating16
- herniation14
- hesitating15
- hesitation13
- hierophant18
- homopteran19
- hypertonia18
- hypertonic21
- iatrogenic16
- iceboating19
- impeaching24
- importance20
- inactivate18
- inchoative20
- incogitant17
- inearthing16
- ingratiate13
- instigator13
- integrator13
- interchain17
- interfaith16
- interpoint15
- intertroop14
- intoxicate21
- intragenic17
- intraplate15
- intrastate11
- intravital16
- intravitam18
- intreating14
- introspect17
- invaginate18
- invariance19
- invigorate17
- invitatory17
- invocating21
- invocation19
- invocatory20
- isentropic17
- iterations11
- lacerating17
- laceration15
- levigation18
- levitating18
- levitation16
- literation12
- macerating19
- maceration17
- machinator19
- macrophage23
- megaphonic24
- metaphoric21
- microphage23
- microphone22
- morganatic19
- morphactin22
- motivating20
- motivation18
- naturopath17
- navigation18
- navigators17
- negativist17
- negativity19
- negotiator13
- neophiliac20
- neotropics17
- nephrotics19
- nepotistic17
- nictitated15
- nictitates14
- nightscope21
- nomothetic19
- novitiates15
- octahedron17
- octonaries14
- operagoing18
- operations14
- optometric19
- organicist16
- organicity18
- originated14
- originates13
- originator13
- orogenetic16
- orographic20
- orphanages18
- orthoepist15
- orthopedic19
- orthoptera15
- outechoing19
- outhearing16
- outhitting16
- outpatient15
- outpricing20
- outvoicing21
- overacting20
- overaction18
- overcoming23
- overeating17
- overhating19
- overhoping22
- overhyping24
- overnights19
- overpaying22
- overpotent18
- overrating17
- overtaking21
- overtaxing24
- overtiming20
- overtiring17
- overvoting21
- paediatric17
- pagination17
- palavering21
- pancreatic20
- pancreatin18
- pantograph21
- parabiotic19
- parathions16
- parenthood17
- pargetting18
- parmigiano19
- partitions14
- pathetical19
- pathogenic21
- pathologic21
- patinating17
- patination15
- patricians17
- patriciate16
- patronages16
- patterning17
- pegmatitic21
- pentatonic18
- perceiving23
- pericrania17
- perithecia18
- permitting19
- perorating16
- peroration14
- pertaining17
- petitioner14
- petrologic19
- petticoats16
- phanerogam21
- philtering19
- phonematic22
- photogenic21
- pianoforte17
- picarooned18
- picrotoxin24
- pictograph23
- poinsettia14
- portamenti17
- portamento17
- portioning17
- potentiate14