| CONSERVATRIXES | • CONSERVATRIX n. a female conservator. | 
| EXASPERATINGLY | • exasperatingly adv. In an exasperating manner; frustratingly. • EXASPERATING adv. exciting the anger of.
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| EXPECTORATIONS | • expectorations n. Plural of expectoration. • EXPECTORATION n. the act of expectorating.
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| EXTEMPORANEOUS | • extemporaneous adj. With inadequate preparation or without advance thought; offhand. • EXTEMPORANEOUS adj. unpremeditated; esp. of prayer, discourse, composition, etc., also EXTEMPORARY, EXTEMPORE.
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| EXTERMINATIONS | • exterminations n. Plural of extermination. • EXTERMINATION n. the act of exterminating.
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| EXTRAFORANEOUS | • extraforaneous adj. (Nonce word, archaic) outdoor. • EXTRAFORANEOUS adj. outdoors.
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| EXTRANEOUSNESS | • extraneousness n. The state of being extraneous or inessential and irrelevant; extrinsic. • EXTRANEOUS n. not forming an essential or vital part.
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| EXTRAVAGANCIES | • extravagancies n. Plural of extravagancy. • EXTRAVAGANCY n. an instance of excess or prodigality, also EXTRAVAGANCE.
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| INTERSEXUALISM | • intersexualism n. The state of being intersexual. • INTERSEXUALISM n. the state of being intersexual, existing between sexes.
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| INTERSEXUALITY | • intersexuality n. The state of having the physical features of both sexes, or of having ambiguous sex, i.e. not unambiguously… • INTERSEXUALITY n. the state of being intersexual.
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| PNEUMOTHORAXES | • pneumothoraxes n. Plural of pneumothorax. • PNEUMOTHORAX n. accumulation of air or gas in the pleural cavity.
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| REEXAMINATIONS | • reexaminations n. Plural of reexamination. • reëxaminations n. Plural of reëxamination.
 • re-examinations n. Plural of re-examination.
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| REEXPLORATIONS | • reexplorations n. Plural of reexploration. | 
| REEXPORTATIONS | • reexportations n. Plural of reexportation. • REEXPORTATION n. the act of reexporting.
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| REOXYGENATIONS | • reoxygenations n. Plural of reoxygenation. | 
| SEROTAXONOMIES | • SEROTAXONOMY n. serological analysis as a source of information for taxonomic classification. | 
| SEXCENTENARIES | • sexcentenaries n. Plural of sexcentenary. • SEXCENTENARY n. an anniversary recurring every six hundred years.
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| ULTRAEXPENSIVE | • ultraexpensive adj. Extremely expensive. | 
| XANTHOPTERINES | • XANTHOPTERINE n. a yellow pigment obtainable from the wings of yellow butterflies and the urine of mammals, also XANTHOPTERIN. |