11 letters
- cytochromes24
- cytoplasmic26
- decorticate18
- democracies21
- depreciator18
- dichromates20
- dichroscope23
- dilatometer16
- dimercaprol22
- dimethoates17
- dipterocarp21
- directorate15
- domesticate18
- drosophilae18
- earthmovers20
- econometric21
- ectomorphic25
- ectoplasmic24
- ectothermic22
- ectotrophic22
- elastomeric18
- electorates15
- electroform21
- electrogram20
- electronics19
- elutriators13
- emperorship22
- encroachers20
- epigraphers21
- episcopates20
- epistrophes19
- epithelioma20
- epithetical20
- erythremias18
- erythrismal19
- escharotics19
- esemplastic21
- euchromatic23
- explicators25
- expropriate24
- extirpators21
- farthermost19
- fleahoppers23
- foremothers19
- gametophore21
- gastrotrich18
- geochemical25
- geometrical20
- geostrophic21
- grapholects22
- graptolites17
- haircutters17
- halomorphic25
- harvesttime20
- heartsomely19
- hectoliters17
- hectometers19
- helicopters20
- heliometers17
- heliometric20
- heliotropes17
- heliotropic20
- hematocrits19
- hematologic22
- hemiacetals20
- hemipterans20
- hemipterous20
- hemopoietic22
- hemoprotein20
- hemostatics19
- hemstitcher21
- hepatectomy24
- hepatocytes21
- hepatotoxic26
- heptachlors22
- heptameters19
- heptarchies21
- heteroatoms16
- heteroclite17
- heteroecism19
- heterolytic19
- heteroploid18
- heterospory18
- heterotopic19
- heterotroph18
- heterotypic21
- hippocrases22
- hippodromes23
- homeopathic24
- homeostatic19
- homestretch21
- homologates19
- homoplasies20
- homoplastic23
- homopterans20
- homopterous20
- homospories19
- horseplayer19
- hypermetric24
- hyperstatic21
- hypoplastic25
- hypsometric24
- imperforate20
- impersonate18
- importances21
- imprecatory22
- incorporate18
- incorporeal19
- interceptor18
- intercooler16
- intercostal16
- interlopers16
- interpolate16
- interschool18
- isoelectric18
- lacrimators18
- laparoscope21
- leafhoppers23
- lectureship21
- lepidoptera19
- lepromatous19
- leprosarium19
- leptospiral19
- leptospires18
- letterforms18
- letterspace18
- literatures13
- lithosphere19
- lithotomies17
- litterateur13
- littermates15
- lobectomies21
- locomotives22
- logomachies22
- lophophores22
- luteotropic19
- macrophytes24
- macrophytic27
- macroscopic26
- madreporite18
- malapropist21
- malpractice24
- maltreaters15
- marionettes15
- masterpiece20
- melanophore21
- meliorators15
- meritocracy22
- meritocrats17
- meroblastic21
- meromorphic25
- mesomorphic25
- mesonephric23
- mesonephroi20
- mesopelagic23
- mesospheric22
- mesothelial18
- mesotrophic22
- metabolites18
- metacentric21
- metaethical20
- metamorphic25
- metanephric23
- metanephroi20
- metanephros20
- metaplastic21
- meteoritics17
- meteoroidal16
- methylators19
- metrologies17
- metrologist17
- microampere23
- microcopies23
- microflorae21
- microfloras21
- micrographs24
- microliters18
- micrometers20
- microphages24
- microphones23
- micropipets23
- microporous21
- microprobes23
- microscales21
- microscopes23
- microsphere22
- microspores20
- microstates17
- misanthrope20
- misreported18
- mobocracies23
- molestation16
- monocracies21
- morphactins23
- morphologic25
- mortalities15
- mothproofer22
- motorboater17
- motorcycles23
- mouthpieces23