разочаровам означава в английски

disappoint [disappointed, disappointing, disappoints]▼(to displease by underperforming etc.)
verb
[UK: ˌdɪ.səˈpɔɪnt] [US: ˌdɪ.sə.ˌpɔɪnt]

frustrate [frustrated, frustrating, frustrates]▼(to disappoint or defeat)
verb
[UK: frʌ.ˈstreɪt] [US: ˈfrə.ˌstret]