Definitions:

1. The act of producing a long, high-pitched cry of sorrow, grief, or pain. ADJECTIVE
   • The child was wailing inconsolably after the fall.
2. Used to describe sounds expressing intense emotion. ADJECTIVE
   • The mourners were wailing as they gathered to say their goodbyes.

Synonyms:

• bawling
• crying
• lamenting
• mourning
• sobbing
• weeping