| FRUMPISHNESS | • frumpishness n. The quality of being frumpish. • FRUMPISHNESS n. the state of being frumpish. |
| GRUMPISHNESS | • GRUMPISHNESS n. the state of being grumpish. |
| HARMLESSNESS | • harmlessness n. The characteristic of being harmless; the absence of harm. • HARMLESSNESS n. the state of being harmless. |
| HELMSPERSONS | • helmspersons n. Plural of helmsperson. |
| HISTRIONISMS | • histrionisms n. Plural of histrionism. • HISTRIONISM n. acting, theatricality, also HISTRIONICISM. |
| HUMOROUSNESS | • humorousness n. (Uncountable) The state or quality of being humorous. • humorousness n. (Countable) The result or product of being humorous. • HUMOROUSNESS n. the state of being humorous. |
| ISOCHRONISMS | • isochronisms n. Plural of isochronism. • ISOCHRONISM n. the property of having the same duration; recurring at equal intervals. |
| MARSHINESSES | • MARSHINESS n. the state of being marshy. |
| OARSMANSHIPS | • OARSMANSHIP n. the craft of rowing with oars. |
| SCRIMSHONERS | • SCRIMSHONER n. one who makes scrimshaw carvings. |
| SKIRMISHINGS | • skirmishings n. Plural of skirmishing. • SKIRMISHING n. the act of skirmishing. |
| SMOTHERINESS | • smotheriness n. The quality or state of being smothery. • SMOTHERINESS n. the state of being smothery, tending to smother. |
| SOUTHERNISMS | • southernisms n. Plural of southernism. • SOUTHERNISM n. a southern expression. |
| SYNCHRONISMS | • synchronisms n. Plural of synchronism. • SYNCHRONISM n. the state of being synchronous. |
| TSCHERNOSEMS | • tschernosems n. Plural of tschernosem. • TSCHERNOSEM n. (Russian) a very fertile soil of subhumid steppe, also CHERNOZEM. |