ostinato
Noun
Meaning
a musical phrase repeated over and over during a composition
Source: WordNetSynonyms
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Examples
Boogie-Woogie style was characterized by a regular bass figure, an ostinato or riff and shifts of level in the left hand, elaborating each chord and trills and decorations in the right hand.
Note the C major ostinato and frequent dissonances and accidentals, including F Linear counterpoint is "a purely horizontal technique in which the integrity of the individual melodic lines is not sacrificed to harmonic considerations.
This style is based on two leading melodic lines (performed by soloists - akhkizkhuo) singing together with the drone or ostinato base (argizra).