prolusion /prə-, prō-looˈzhən or -lūˈ/

1. A preliminary performance, activity or display
2. An essay preparatory to a more solid treatise

proluˈsory /-sə-ri/ adjective

• strad
• straddle
• straddleback
• straddle carrier
• straddle carriers
• straddled
• straddle-legged
• dillies
• dilliest
• dilling
• dillings
• dill pickle
• dill pickles
• dills
• dill-water
• dilly
• dilly bag
• dilly bags
• dilly-dallied
• dilly-dallies
• dilly-dally
• dilly-dallying
• dilscoop
• dilucidate
• dilucidated