1. Without flavouring added
   - unflavored [US], nonflavored [US], nonflavoured [Brit, Cdn]

See also: tasteless

• slob
• slobber
• slobber over
• slobberer
• slobbish
• sloe
• sloe gin
• sloe-eyed
• slog
• slogan
• sloganeer
• sloganeering
• slogger
• sloop
• sloop of war
• slop
• slop basin
• slop bowl
• slop chest
• slop jar
• slop pail
• slope
• sloped
• sloping
• sloping trough