1. Unwilling to accept authority or dogma (especially in religion)
   - free-thinking, latitudinarian, undogmatical

See also: broad-minded

• sulfurised
• sulfurized
• sulfurous
• sulfury
• Sulidae
• sulindac
• sulk
• sulkily
• sulkiness
• sulky
• sulla
• sullage
• sullen
• sullenly
• sullenness
• Sullivan
• sully
• sulpha
• sulphadiazine
• sulphanilamide
• sulphanilic acid
• sulphate
• sulphide
• sulphite
• sulphonamide