accompany

verb

1. (transitive)To go with or attend as a companion or associate; to keep company with; to go along with.

   “Geoffrey accompanied the group on their pilgrimage.”

   “The Persian dames, […] / In sumptuous cars, accompanied his march.”

   “They are never alone that are accompanied with noble thoughts.”

   “He was accompanied by two carts filled with wounded rebels.”

2. (transitive)To supplement with; add to.

   “He was thinking; but the glory of the song, the swell from the great organ, the clustered lights, […], the height and vastness of this noble fane, its antiquity and its strength—all these things seemed to have their part as causes of the thrilling emotion that accompanied his thoughts.”

3. (intransitive)To perform an accompanying part or parts in a composition.
4. (transitive)To perform an accompanying part next to (another instrument or musician).

   “The strings were accompanied by two woodwinds.”

   “I will accompany her on the oboe.”

   “The Ukrainian folk-song is cultivated orally by the blind singers (Kobsari) who accompany themselves on string instruments.”

5. (intransitive, obsolete)To associate in a company; to keep company.

   “Men say that they will drive away one another, […] and not accompanied together.”

6. (intransitive, obsolete)To cohabit (with).
7. (obsolete, transitive)To cohabit with; to coexist with; occur with.

   “Gijb, Suche as accompanyeth with man-killers and murtherers.”

8. To be found at the same time.

   “Thunder almost always accompanies lightning during a rain storm.”