improvise

(ĭmˈprə-vīzˌ)

1. To invent, compose, or perform with little or no preparation.
2. To play or sing (music) extemporaneously, especially by inventing variations on a melody or creating new melodies in accordance with a set progression of chords.
3. To make or provide from available materials: improvised a dinner from what I found in the refrigerator.

1. To invent, compose, or perform something extemporaneously.
2. To improvise music.
3. To make do with whatever materials are at hand.

Related Forms:

• imˈpro·visˌer, imˈpro·viˌsor noun