List of long words

This is a list of long words; words 20 characters or longer.

in -
sphenopalatineganglioneuralgia (30) floccinaucinihilipilification (29) ethylenediaminetetraacetates (28) phosphatidylethanolamines (25) - intercomprehensibilities (24) - incomprehensiblenesses (24) - overintellectualizations (24) - incomprehensiblenesses (23) - indistinguishablenesses (23) - deinstitutionalizations (23) = - hexamethylenetetramine(s) (23) - intersubstitutabilities (23) - otorhinolaryngologists (22) - counterinterpretations (22) - buckminsterfullerenes (21) - meningoencephalitides (21) pseudocholinesterases (21) - clinicopathologically (21) microminiaturizations (21) - tetrahydrocannabinols (21) - buckminsterfullerenes (21) - interchangeablenesses (21) - electroretinographies (21) - interconvertibilities (21) - internationalizations (21) - contradistinguishing (20) -

no -
sphenopalatineganglioneuralgia (30) - radioimmunoelectrophoresis (26) - immunoelectrophoretically (25) - phosphatidylethanolamines (25) - knock-down-and-drag-out (24) - nonrepresentationalisms (23) - otorhinolaryngologists (22) - = nondenominationalisms (21) - immunocytochemistries (21) - xenotransplantations (20) - phosphoenolpyruvates (20) - roentgenographically (20) -

se -
pseudopseudohypoparathyroidism (30) - disestablishmentarians (22) antidisestablishmentarianism (28) - nonrepresentationalisms (23) - indistinguishablenesses (23) - carboxymethylcelluloses (23) - unself-consciousnesses (22) - hyperaggressivenesses (21) - pseudosophistications (21) - semiautobiographical (20) -

er -
supercalifragilisticexpialidocious (34) - psychophysicotherapeutics (25) - counter-counter-measures (24) - = one-hundred-percentisms (23) - intersubstitutabilities (23) - overcommercializations (22) - counterrevolutionaries (22) - keratoconjunctivitides (22) - counterinterpretations (22) - buckminsterfullerenes (21) - hypercholesterolemias (21) - internationalizations (21) - counterdemonstrations (21) - bacteriochlorophylls (20) -

es -
antidisestablishmentarianism (28) - ethylenediaminetetraacetates (28) - radioimmunoelectrophoresis (26) - phosphatidylethanolamines (25) - counter-counter-measures (24) - hexamethylenetetramines (23) - intersubstitutabilities (23) - establishmentarianism (21) - unself-consciousnesses (22) - johnnies-come-lately (22) - = immunohistochemistries (22) - expressionlessnesses (21) - hyperaggressivenesses (21) - hypercholesterolemias (21) - immunocytochemistries (21) - straightforwardnesses (21) - four-dimensionalities (21) - phosphoenolpyruvates (20) - paradichlorobenzenes (20) - chlorofluoromethanes (20) - whippoorwill's-shoes (20) - = electroluminescences (20) -

h -
dichlorodiphenyltrichloroethane (31) - johnnies-come-lately (22) sphenopalatineganglioneuralgia (30) pseudopseudohypoparathyroidism (30) - floccinaucinihilipilification (29) hexakosioihexekontahexaphobia (29) antidisestablishmentarianism (28) - ethylenediaminetetraacetates (28) - electroencephalographically (27) - radioimmunoelectrophoresis (26) - phosphatidylethanolamines (25) - one-hundred-percentisms (23) - carboxymethylcelluloses (23) - hexamethylenetetramines (23) - spectroheliographically (23) - otorhinolaryngologists (22) - = dichlorofluoromethanes (22) - anthropomorphizations (21) - hypercholesterolemias (21) - immunocytochemistries (21) - contradistinguishing (20) - uncharacteristically (20) - homotransplantations (20) - phosphoenolpyruvates (20) - keratoconjunctivitises (20) - overenthusiastically (20) - whippoorwill's-shoes (20) - = bacteriochlorophylls (20) -

is -
supercalifragilisticexpialidocious (34) - pseudopseudohypoparathyroidism (30) - antidisestablishmentarianism (28) - radioimmunoelectrophoresis (26) - one-hundred-percentisms (23) - encephalomyocarditises (22) - immunocytochemistries (21) - contradistinguishing (20) - keratoconjunctivitis (20) = photoreconnaissances (20) -

le -
ethylenediaminetetraacetates (28) - electroencephalographically (27) - radioimmunoelectrophoresis (26) - phosphatidylethanolamines (25) - electrocardiographically (24) - hexamethylenetetramines (23) hypercholesterolemias (21) - =

Honorable Mentions
This section is for words that are long, but do not fit in the category for the long word list (20 characters).

Words shall be displayed as shown: (bullet point) [WORD IN ALL CAPITAL LETTERS] {NUMBER OF CHARACTERS} (PROMPTS THAT ARE SUITABLE FOR THIS WORD IN ALL CAPITAL LETTERS)


 * COUNTERADVERTISINGS (19), CO, UN, TE, ER, RA, A, AD, VE, TI, I, IS, SI IN, TER.
 * HEMIDEMISEMIQUAVERS (19) SE, HE, ER, IS, EM, DE.
 * ELECTROLUMINESCENCE (19) LE, EL, IN, EN, RO, ES, CE, UM, LU.
 * ELECTRODYNAMOMETERS (19), EL, LE, EC, RO, NA, AM, MO, OM, ME, ET, TE, ER.
 * ELECTROMAGNETICALLY (19), EL, LE, EC, RO, MA, AG, NE, ET, TI, I, CA.
 * GENTLEMANLIKENESSES (19), GE, EN, LE, EM, MA, AN, LI, KE, NE, ES, SE.
 * MAGNETOFLUIDDYNAMICS (19), MA, AG, NE, ET, TO, OF, LU, ID, NA, AM, MI, IC.
 * PARADICHLOROBENZENE (19), ARA, A, EN, RO, AD, DI, NE, LO, RA, PA, AR, DI.
 * GEDANKENEXPERIMENTS (19), ED, AN, NE, ER, ME.
 * GRANDFATHERS-IN-LAW (19) RA, AN, FA, AT, HE, ER, IN, LA.
 * COUNTERADAPTATIONS (18), CO, UN, TE, ER, RA, A AD, DA, AP TA, AT, TI, I, ON, TER, TAT.
 * COUNTERADVERTISING (18), CO, UN. TE, ER, RA, A, AD, VE, TI, I, IS, SI, IN, TER.
 * COUNTERINTUITIVELY (18), CO, UN, TE, ER, IN, TU, IT, TI, EL TER, ITI.
 * DENOMINATIONALISMS (18), DE, EN. NO, OM, MI, IN, NA, AT, TI, ON, AL, LI, IS, ION.
 * DEOXYRIBONUCLEASES (18), DE, RI, BO, ON, NU, LE, EA, AS, SE, ES.
 * ESTABLISHMENTARIAN (18), ES, TA, AB, A, I, H, LI, HM, ME, EN, AR, ARI, AN.
 * TELECOMMUNICATIONS (18), TE, EL, LE, EC, CO, UN, NI, IC, CA, AT, TI, ON, ELE.
 * ANTHROPOMORPHIZING (18) AN, TH, RO, OP, PO, OM, MO, OR, HI, IN, A, I.
 * ANTHROPOLOGICALLY (17), AN, RO, OP, PO, OL, LO, OG, GI, IC, CA, AL, ANT.
 * DEOXYRIBONUCLEASE (17), DE, RI, BO, ON, NU, LE, EA, AS, SE.
 * HETEROSEXUALITIES (17), HE, TE, ER, RO, SE, AL, LI, IT, TI, ES, HET, ETE, TER, ERO, ITI.
 * LEXICOGRAPHICALLY (17), LE, IC, CO, OG, RA, AP, HI, CA, AL.
 * TINTINNABULATIONS (17), TI, IN, NA, ON, LA, IN, AT.
 * TRISKAIDEKAPHOBIA (17) RI, IS, KA, ID, DE, HO, OB, BI.
 * RAMBUCTIOUSNESSES (17), RA, AM, BU, TI, US, NE, ES.
 * MESEMBRYANTHEMUMS (17), ME, ES, SE, AN, HE, EM.
 * GENTLEMANLIKENESS (17) GE, EN, LE, A, ES, AN, LI, KE.
 * ONOMATOPOETICALLY (17) ON, NO, OM, MA, AT, TO, OP, PO, ET, TI, IC, CA, AL.
 * UNDER-THE-COUNTER (17) ER, HE, CO, TE, DE, UN.



Notes for Contributors

 * If there is a "-", "+", or "=" after a word, it means there is a word somewhat similar to it that has a shorter, longer, or equal length than it.