| BRUMOUS | • brumous adj. (Literary) Foggy or misty; wintry. • BRUMOUS adj. relating to fog. |
| CUPRUMS | • CUPRUM n. (Latin) copper. |
| CURIUMS | • CURIUM n. a radioactive element. |
| DURDUMS | • durdums n. Plural of durdum. • DURDUM n. (Scots) an uproar; a scolding; blame, also DIRDAM, DIRDUM. |
| FRUSTUM | • frustum n. A cone or pyramid whose tip has been truncated by a plane parallel to its base. • frustum n. A portion of a sphere, or in general any solid, delimited by two parallel planes. • FRUSTUM n. (Latin) a cone with its top cut of. |
| GRUMOUS | • grumous adj. Resembling grume; thick and lumpy; soft and semisolid. • GRUMOUS adj. consisting of clustered grains, also GRUMOSE. |
| GURUISM | • guruism n. The tendency to look to a particular revered individual as a teacher or mentor. • GURUISM n. the state of being a guru, also GURUDOM. |
| HUMERUS | • humerus n. (Anatomy) The bone of the upper arm. • HUMERUS n. (Latin) the large bone of the upper arm. |
| HUMOURS | • humours n. Plural of humour. • humours v. Third-person singular simple present indicative form of humour. • HUMOUR v. to indulge, also HUMOR. |
| LUSTRUM | • lustrum n. (Historical) A lustration: a ceremonial purification of the people of Rome performed every five years… • lustrum n. (By extension, literary) Synonym of quinquennium: Any 5-year period. • LUSTRUM n. (Latin) a period of five years. |
| MUGGURS | • muggurs n. Plural of muggur. • MUGGUR n. (Hindi) a broad-snouted Indian crocodile, also MUGGAR, MUGGER. |
| MURMURS | • murmurs n. Plural of murmur. • murmurs v. Third-person singular simple present indicative form of murmur. • MURMUR v. to make a subdued muttered sound. |
| QUORUMS | • quorums n. Plural of quorum. • QUORUM n. (Latin) a minimum number of persons necessary for some business. |
| RAMULUS | • ramulus n. (Zoology) A small branch, or branchlet, of corals, hydroids, and similar organisms. • RAMULUS n. (Latin) a little branch. |
| RUMDUMS | • rumdums n. Plural of rumdum. • RUMDUM n. an alcoholic. |
| RUMOURS | • rumours n. Plural of rumour. • rumours v. Third-person singular simple present indicative form of rumour. • RUMOUR v. to spread by hearsay, also RUMOR. |
| SOURGUM | • sourgum n. Alternative spelling of sorghum. • sour␣gum n. Nyssa sylvatica (black tupelo). • sour␣gum n. Nyssa aquatica (water tupelo). |
| TUMOURS | • tumours n. Plural of tumour. • TUMOUR n. an abnormal swelling or enlargement, now esp. a new growth of cells in the body without inflammation, also TUMOR. |
| UMBROUS | • umbrous adj. Of an umber colour. • UMBROUS adj. shade-giving; dusky, also UMBROSE. |