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

• scailed
• scailing
• scails
• scaith
• scaithed
• scaithing
• scaithless
• scaiths
• scala
• scalabilities
• scalability
• small-timers
• small-tooth comb
• small-tooth combs
• small-town
• small wares
• small way
• small wonder
• smalm
• smalmed
• smalmily
• smalminess
• smalminesses
• smalming
• smalms