prodrome /prodˈrōm/

1. (also prodˈromus /prodˈrə-məs/ (pl prodˈromī)) an introductory treatise
2. A premonitory event
3. A sign of approaching disease

prodˈromal and prodromˈic adjective

• improvably
• improve
• improved
• improvement
• improvements
• improver
• improvers
• improves
• improve the occasion
• improvidence
• improvidences
• improvident
• improvidently
• improving
• improvingly
• improvisate
• improvisated
• improvisates
• improvisating
• improvisation
• improvisational
• improvisations
• improvisator
• improvisatorial
• improvisators