sou'wester /sow-wesˈtər/

1. A gale from the south-west (informal; esp nautical)
2. A waterproof hat with a large flap at the back of the neck, as worn by seamen

• unilaterality
• unilaterally
• unilingual
• uniliteral
• unillumed
• unilluminated
• unilluminating
• unillumined
• unillustrated
• unilobar
• unilobed
• unilobular
• unilocular
• unimaginable
• unimaginableness
• unimaginably
• unimaginative
• unimaginatively
• unimaginativeness
• unimagined
• unimbued
• unimmortal
• unimolecular
• unimpaired
• unimparted