U-boat /ūˈbōt or (German) ooˈ/

A German submarine

• sinningias
• sino-
• Sino-
• sin-offering
• sin-offerings
• Sinological
• Sinologist
• Sinologists
• Sinologue
• Sinology
• Sinophil
• Sinophile
• Sinophilism
• Sinophily
• sinopia
• sinopias
• sinopis
• sinopises
• sinopite
• sinopites
• Sino-Tibetan
• sins
• sinsemilla
• sinsemillas
• sinsyne