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

• glock
• glockenspiel
• glockenspiels
• glocks
• glode
• glogg
• gloggs
• gloire
• gloires
• glom
• glomerate
• glomerated
• glomerates
• glomerating
• glomeration
• glomerations
• glomerular
• glomerulate
• glomerule
• glomerules
• glomeruli
• glomerulus
• glommed
• glomming
• glom on to