1. Not in tune, having a different musical pitch

Encyclopedia: Out of tune

• soca
• socage
• soccer
• soccer ball
• soccer mom
• soccer player
• sociability
• sociable
• sociableness
• sociably
• social
• social action
• social activity
• social affair
• social anthropologist
• social anthropology
• social assistance
• social class
• social climber
• social club
• social contract
• social control
• social dancer
• social dancing
• social democracy