1. Expression of hesitation
   - er, uh

Encyclopedia: Um

• shirred egg
• shirring
• shirt
• shirt button
• shirtdress
• shirtfront
• shirting
• shirtless
• shirtlifter
• shirtmaker
• shirtsleeve
• shirtsleeves
• shirttail
• shirtwaist
• shirtwaister
• shirty
• shish kebab
• shisha
• shit
• shit-hot
• shit-scared
• shite
• shitfaced
• shithead
• shithole