That which accompanies; something that attends as a circumstance, or which is added to give greater completeness to the principal thing, or by way of ornament, or for the sake of symmetry.
A part performed by instruments, accompanying another part or parts performed by voices; the subordinate part, or parts, accompanying the voice or a principal instrument; also, the harmony of a figured bass.
Musical parts which provide the rhythmic and/or harmonic support for the melody or main themes of a song or instrumental piece
Co-occurrence, Attendant, Concomitant
Musical Accompaniment, Backup, Support
Accompaniment in Spanish is Acompañamiento
Accompaniment in Tagalog is Saliw