| AUTUMNIEST | • AUTUMNY adj. (colloq.) autumn-like. |
| MANSUETUDE | • mansuetude n. (Archaic) Gentleness, tameness. • MANSUETUDE n. the state of being gentle, meekness, tameness. |
| MENSTRUOUS | • menstruous adj. Of or pertaining to menstruation; menstrual. • menstruous adj. (Of a female) Currently undergoing menstruation. • menstruous adj. (Obsolete) Monthly. |
| MENSTRUUMS | • menstruums n. Plural of menstruum. • MENSTRUUM n. (Latin) a solvent, esp. one used in the preparation of drugs. |
| MUSQUETOON | • musquetoon n. Obsolete form of musketoon. • MUSQUETOON n. a short musket; a soldier armed with one, also MUSKETOON. |
| MUTUALNESS | • mutualness n. The property of being mutual. • MUTUALNESS n. the state of being mutual. |
| NEPTUNIUMS | • NEPTUNIUM n. a radioactive metallic chemical element of the lanthanide series. |
| NUMBNUTSES | • numbnutses n. Plural of numbnuts. • NUMBNUTS n. an idiot. |
| NUMMULITES | • nummulites n. Plural of nummulite. • Nummulites prop.n. A taxonomic genus within the family Nummulitidae. • NUMMULITE n. a fossil of the genus Nummulites and allied genera. |
| OUTNUMBERS | • outnumbers v. Third-person singular simple present indicative form of outnumber. • OUTNUMBER v. to surpass in number. |
| RUTHENIUMS | • rutheniums n. Plural of ruthenium. • RUTHENIUM n. a metallic element of the platinum group. |
| SUBDUEMENT | • subduement n. (Obsolete) subdual; act of subduing. • SUBDUEMENT n. subdual. |
| SUBMENTUMS | • SUBMENTUM n. the basal part of the labium of insects. |
| SURMOUNTED | • surmounted v. Simple past tense and past participle of surmount. • surmounted adj. (Architecture) Of an arch or dome: rising higher than a semicircle. • surmounted adj. (Heraldry) Denoting a figure when another is laid over it. |
| SURMOUNTER | • surmounter n. One who, or that which, surmounts. • SURMOUNTER n. one who, or that which, surmounts. |
| TENACULUMS | • tenaculums n. Plural of tenaculum. • TENACULUM n. (Latin) a surgical hook or forceps. |
| UNCUSTOMED | • uncustomed adj. Not subject to customs duties; uncustomable. (The addition of quotations indicative of this usage is being sought:) • uncustomed adj. (Archaic) On which no customs duties have been paid. • UNCUSTOMED adj. not liable to or not having paid duty or customs. |