proem /prōˈem/

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

proemial /prō-ēˈmi-əl/ adjective

• watchmaker
• watchmakers
• watchmaking
• watchmakings
• watchman
• watchman's clock
• watchmen
• watch night
• waterinesses
• watering
• watering-call
• watering-calls
• watering can
• watering cans
• watering-cap
• watering-caps
• watering hole
• watering holes
• watering-house
• watering-houses
• watering place
• watering places
• watering pot
• watering pots
• waterings