| BOOKCROSSINGS | • bookcrossings n. Plural of bookcrossing. • BOOKCROSSING n. the practice of leaving a book in a public location to be found and read by others, who then do the same. |
| BOOKISHNESSES | • BOOKISHNESS n. the state of being bookish. |
| BOORISHNESSES | • boorishnesses n. Plural of boorishness. • BOORISHNESS n. the state of being boorish. |
| ENDOSYMBIOSES | • endosymbioses n. Plural of endosymbiosis. • ENDOSYMBIOSIS n. symbiosis in which one of the symbiotic organisms lives inside the other. |
| ENDOSYMBIOSIS | • endosymbiosis n. (Ecology) The condition of living within the body or cells of another organism; an instance of an organism so living. • ENDOSYMBIOSIS n. symbiosis in which one of the symbiotic organisms lives inside the other. |
| LABORIOUSNESS | • laboriousness n. The condition of being laborious. • LABORIOUS n. full of labour. |
| OBLIVIOUSNESS | • obliviousness n. The characteristic of being oblivious. • OBLIVIOUS n. forgetful. |
| OBNOXIOUSNESS | • obnoxiousness n. The characteristic of being obnoxious. • OBNOXIOUSNESS n. the state of being obnoxious. |
| OBSESSIONALLY | • obsessionally adv. In an obsessional manner. • OBSESSIONAL adv. relating to obsession. |
| OBSESSIONISTS | • obsessionists n. Plural of obsessionist. • OBSESSIONIST n. someone who is obsessed by a fixed idea. |
| OBVIOUSNESSES | • obviousnesses n. Plural of obviousness. • OBVIOUSNESS n. the state of being obvious. |
| SNOWMOBILISTS | • snowmobilists n. Plural of snowmobilist. • SNOWMOBILIST n. one who engages in the sport of snowmobiling. |
| SPONGIOBLASTS | • spongioblasts n. Plural of spongioblast. • SPONGIOBLAST n. any of numerous columnar epithelial cells in the brain and spinal cord that develop into neuroglia. |
| SUBCOMMISSION | • subcommission n. A subdivision of a commission. • SUBCOMMISSION v. to give a subsidiary commission. |
| TOMBOYISHNESS | • tomboyishness n. The state or condition of being tomboyish; the behaviour of a tomboy. • TOMBOYISHNESS n. the state of being tomboyish. |