proem /prōˈem/

1. An introduction
2. A prelude
3. A preface

proemial /prō-ēˈmi-əl/ adjective

• mildewed
• mildewing
• mildews
• mildewy
• mildly
• mildness
• mildnesses
• milds
• mild-spoken
• mild steel
• mile
• mileage
• mileage allowance
• mileages
• mile-castle
• mile-castles
• mile-high club
• mileometer
• mileometers
• milepost
• mileposts
• miler
• milers
• miles
• miles gloriosus