13-letter words containing o, s, m, u
- water opossum — yapok.
- west columbia — a town in central South Carolina.
- whole numbers — Also called counting number. one of the positive integers or zero; any of the numbers (0, 1, 2, 3, …).
- women's group — A women's group is a group of women who meet regularly, usually in order to organize campaigns.
- yol computers — (company) A company in London, UK that sells computer and network systems, established in 2001.
- zero-sum game — a game in which the sum of the winnings and losses of the various players is always zero, the losses being counted negatively.
- zoosporangium — a sporangium or spore case in which zoospores are produced.