12 letters
- hydrotherapy24
- hypercapnias26
- hypnotherapy27
- iconographer23
- iconographic26
- ideographies20
- inapparently23
- inappeasable23
- inappetences23
- inapplicable27
- inapplicably29
- inappositely22
- incapability25
- incapacitate22
- incapacities22
- interlapping23
- intrapreneur18
- intrapsychic26
- jackanapeses32
- japonaiserie25
- kneecappings29
- kymographies28
- landscapists21
- laparoscopes22
- laparoscopic25
- laparotomies19
- leapfrogging26
- lexicography32
- lithographed23
- lithographer22
- lithographic25
- livetrapping26
- lollapalooza28
- lymphography32
- magnetograph25
- malapertness20
- malapropisms25
- malapropists22
- mammographic31
- megaprojects32
- metaphorical24
- metaphysical26
- microcapsule26
- micrographed26
- micrographic28
- mimeographed26
- misappraisal22
- misapprehend25
- miscaptioned23
- monographing26
- monosynaptic25
- mousetrapped23
- mythographer26
- naphthalenes22
- naprapathies21
- newspapering25
- newspaperman26
- newspapermen26
- nomographies23
- nonhappening26
- nucleocapsid25
- oceanography25
- octapeptides22
- orographical23
- orthographic24
- oscillograph24
- overcapacity27
- paleographer23
- paleographic26
- pantographic26
- paperhangers23
- paperhanging26
- paperinesses19
- papermakings28
- paperweights25
- papyrologies23
- papyrologist23
- paragraphers22
- paragraphing25
- paraphrasers20
- paraphrasing23
- paraphrastic23
- pentapeptide23
- petrographer22
- petrographic25
- phlebography30
- phonographer25
- phonographic28
- photographed25
- photographer24
- photographic27
- photomapping29
- physiography28
- pictographic28
- planographic27
- pneumographs27
- polarography25
- polygraphers25
- polygraphist25
- polysynaptic27
- pornographer23
- pornographic26
- postsynaptic24
- preapproving28
- prelapsarian20
- psychographs29
- quadraphonic32
- radiographed21
- radiographic23
- radiotherapy20
- rapscallions21
- rataplanning21
- reappearance22
- reappointing22
- reapportions19
- reappraisals19
- reappraising21
- recapitalize28
- recapitulate20
- relandscaped22
- relandscapes21
- renographies20
- rephotograph24
- reprographer22
- reprographic25
- rhapsodizing30
- sandpapering23
- saponifiable23
- saprophagous23
- sarsaparilla17
- scapegoating23
- scapegoatism23
- scenographer23
- scenographic26
- scintigraphy25
- seismographs22
- seismography24
- seraphically24
- serigraphers19
- serigraphies19
- shadowgraphs25
- shadowgraphy27
- slaphappiest24
- snappinesses20
- snappishness22
- snapshooters18
- snapshotting21
- sonographers20
- sonographies20
- spectrograph25
- sphygmograph31
- stapedectomy24
- staphylinids22
- stenographer20
- stenographic23
- stereographs19
- stereography21
- straphangers20
- straphanging23
- stratigraphy21
- streetscapes18
- subparagraph26
- superweapons23
- synaptically25
- synaptosomal22
- synaptosomes21
- taphonomists21
- telegraphers20
- telegraphese20
- telegraphies20
- telegraphing23
- telegraphist20
- tetrapyrrole18
- therapeutics21
- thermographs24
- thermography26
- thunderclaps24
- tomographies22
- topographers22
- topographies22
- transshaping21
- trapezohedra27
- trapshooters17
- trapshooting20
- typographers24
- typographies24
- typographing27
- ultraprecise20
- unapologetic23
- unappealable25
- unappeasable24
- unappeasably26
- unappetizing32
- uncapturable25
- unchaperoned24
- underlapping25
- vaporishness22
- vaporization29
- vaporousness21
- velociraptor23