verb/akoˈsaɾ/
to pursue, harass; to bully; to beset, beleaguer
“Y en ese rincón abandonado del México pobre, un compañero comenzó a acosarla.” — And in that abandoned corner of poor Mexico, a classmate began to harass her.
Synonyms: perseguir, hacer bullying, intimidar, tiranizar, vejar, asediar
From the obsolete coso (“road, way”), or less likely a Vulgar Latin *accursāre, from Latin cursus. Compare Portuguese acossar.