catamaran /kat-ə-mə-ranˈ or katˈ/

1. Orig a raft of logs lashed together
2. A boat, esp a sailing boat with two hulls
3. An old kind of fireship, long superseded
4. A bad-tempered woman (rare)

• unoperative
• unopposed
• unoppressive
• unordained
• unorder
• unordered
• unordering
• unorderly
• unorders
• unordinary
• unorganised
• unorganized
• unoriginal
• unoriginalities
• unoriginality
• unoriginate
• unoriginated
• unornamental
• unornamented
• unorthodox
• unorthodoxies
• unorthodoxly
• unorthodoxy
• unossified
• unostentatious