| BOOKSHELVES | • bookshelves n. Plural of bookshelf. • BOOKSHELF n. a shelf for books. |
| HERBIVOROUS | • herbivorous adj. Feeding chiefly on plants. • HERBIVOROUS adj. eating plants. |
| HOVERBOARDS | • hoverboards n. Plural of hoverboard. • HOVERBOARD n. a narrow horizontal board with wheels at each end, on which a person may stand upright and move by leaning forwards. |
| OBSERVATION | • observation n. The act of observing, and the fact of being observed (see observance). • observation n. The act of noting and recording some event; or the record of such noting. • observation n. A remark or comment. |
| OBSERVATORS | • observators n. Plural of observator. • OBSERVATOR n. one who observes or takes notice. |
| OBSERVATORY | • observatory n. A place where stars, planets and other celestial bodies are observed, usually through a telescope; also… • observatory n. A lookout (vantage point with a view of the surrounding area). • OBSERVATORY n. a building or place given over to or equipped for observation of natural phenomena (as in astronomy). |
| OBVIOUSNESS | • obviousness n. The characteristic of being obvious. • OBVIOUSNESS n. the state of being obvious. |
| OVERABOUNDS | • overabounds v. Third-person singular simple present indicative form of overabound. • OVERABOUND v. to be exceedingly plenty. |
| OVERBLOUSES | • overblouses n. Plural of overblouse. • OVERBLOUSE n. a garment worn over a blouse. |
| OVERBORROWS | • overborrows v. Third-person singular simple present indicative form of overborrow. • OVERBORROW v. to borrow to excess. |
| OVERBROWSED | • overbrowsed v. Simple past tense and past participle of overbrowse. • OVERBROWSE v. to browse to excess. |
| OVERBROWSES | • overbrowses v. Third-person singular simple present indicative form of overbrowse. • OVERBROWSE v. to browse to excess. |
| OVERLABOURS | • overlabours v. Third-person singular simple present indicative form of overlabour. • OVERLABOUR v. (archaic) to labour excessively, also OVERLABOR. |
| OVEROBVIOUS | • overobvious adj. Excessively obvious. • OVEROBVIOUS adj. too obvious. |
| SHOVELBOARD | • shovelboard n. Alternative form of shuffleboard. • SHOVELBOARD n. an old game in which a coin or other disc was driven along a table by the hand, also SHUFFLEBOARD. |