| BLOCKHOUSES | • blockhouses n. Plural of blockhouse. • BLOCKHOUSE n. a wooden or concrete fortification with ports or loopholes for defensive fire, observation, etc. |
| BOOKISHNESS | • bookishness n. The property of being bookish. • BOOKISHNESS n. the state of being bookish. |
| BOOKSHELVES | • bookshelves n. Plural of bookshelf. • BOOKSHELF n. a shelf for books. |
| BOORISHNESS | • boorishness n. The state or characteristic of being a boor or of being boorish; boorish behaviour. • BOORISHNESS n. the state of being boorish. |
| HOBBYHORSES | • hobbyhorses n. Plural of hobbyhorse. • hobby-horses n. Plural of hobby-horse. • hobby␣horses n. Plural of hobby horse. |
| HYPSOPHOBES | • HYPSOPHOBE n. a person suffering from hypsophobia, a fear of falling from high places. |
| MESOBENTHOS | • MESOBENTHOS n. flora and fauna living at the bottom of seas 182 to 914 metres deep. |
| MYSOPHOBIAS | • mysophobias n. Plural of mysophobia. • MYSOPHOBIA n. an irrational fear of dirt. |
| NOSOPHOBIAS | • nosophobias n. Plural of nosophobia. • NOSOPHOBIA n. an irrational fear of contracting diseases. |
| SCHOOLBOOKS | • schoolbooks n. Plural of schoolbook. • school␣books n. Plural of school book. • SCHOOLBOOK n. a school textbook. |
| SEBORRHOEAS | • SEBORRHOEA n. a morbidly increased discharge of sebaceous matter upon the skin, also SEBORRHEA. |
| SHADOWBOXES | • shadowboxes n. Plural of shadowbox. • shadowboxes v. Third-person singular simple present indicative form of shadowbox. • shadow-boxes n. Plural of shadow-box. |
| SHORTBOARDS | • shortboards n. Plural of shortboard. • SHORTBOARD n. a surfboard between six and eight feet in length. |
| SHOWBOATERS | • showboaters n. Plural of showboater. • SHOWBOATER n. one who behaves in an ostentatious manner to show off. |
| SITOPHOBIAS | • SITOPHOBIA n. a morbid aversion to food, also SITIOPHOBIA. |
| SKETCHBOOKS | • sketchbooks n. Plural of sketchbook. • sketch␣books n. Plural of sketch book. • SKETCHBOOK n. a book of or for sketches. |
| SMOOTHBORES | • smoothbores n. Plural of smoothbore. • SMOOTHBORE n. a gun with a smooth bore. |
| SWATCHBOOKS | • SWATCHBOOK n. a collection of swatches bound together in book form. |