What's the musical term for a repeated phrase with shifting emphasis?

1. What is a repeated phrase in music called?
2. What is a repeated pattern in music?
3. What is it called when you have a phrase that repeats over and over again throughout the music?

What is a repeated phrase in music called?

In music, an ostinato [ostiˈnaːto] (derived from Italian: stubborn, compare English, from Latin: 'obstinate') is a motif or phrase that persistently repeats in the same musical voice, frequently in the same pitch. ... The repeating idea may be a rhythmic pattern, part of a tune, or a complete melody in itself.

What is a repeated pattern in music?

In music, an ostinato [ostiˈnaːto] (derived from Italian: stubborn, compare English, from Latin: 'obstinate') is a motif or phrase that persistently repeats in the same musical voice, frequently in the same pitch. The repeating idea may be a rhythmic pattern, part of a tune, or a complete melody in itself.

What is it called when you have a phrase that repeats over and over again throughout the music?

Ostinato, (Italian: “obstinate”, ) plural Ostinatos, or Ostinati, in music, short melodic phrase repeated throughout a composition, sometimes slightly varied or transposed to a different pitch.