ballon d'essai /ba-lɔ̃ de-sāˈ/ (French)

1. An experimental balloon
2. A feeler or preliminary sounding of opinion

• sinlessness
• sinlessnesses
• sinned
• sinner
• sinner it
• sinners
• sinnet
• sinnets
• Sinn Fein
• Sinn Feiner
• spermary
• spermat-
• spermatheca
• spermathecae
• spermathecal
• spermatia
• spermatic
• spermatical
• spermatic arteries
• spermatic artery
• spermatic cord
• spermatic cords
• spermatics
• spermatid
• spermatids