1. As naked as at birth
   - naked as the day one was born, naked as the day you were born, in one's birthday suit, in your birthday suit

See also: unclothed

• unnotched
• unnoted
• unnoticeable
• unnoticeableness
• unnoticeably
• unnoticed
• unnourished
• unnumberable
• unnumbered
• unnumerable
• unobjectionable
• unobjective
• unobligated
• unobliging
• unobservable
• unobservant
• unobserved
• unobserved fire
• unobstructed
• unobtainable
• unobtrusive
• unobtrusively
• unobtrusiveness
• unobvious
• unoccupied