lament lament /ləˈmɛnt/

noun

1. A mournful poem; a lament for the dead  ( elegy , lament )
   a mournful poem; a lament for the dead
   
2. A song or hymn of mourning composed or performed as a memorial to a dead person  ( coronach , lament , requiem , dirge , threnody , threnode )
   a song or hymn of mourning composed or performed as a memorial to a dead person
   
3. A cry of sorrow and grief  ( lament , plaint , lamentation , wail )
   a cry of sorrow and grief
    Their pitiful laments could be heard throughout the ward
   their pitiful laments could be heard throughout the ward
   
   

verb

1. () Express grief verbally  ( keen , lament )
   express grief verbally
    We lamented the death of the child
   we lamented the death of the child
   
2. Regret strongly  ( deplore , lament , bewail , bemoan )
   regret strongly
    I deplore this hostile action
   I deplore this hostile action
    We lamented the loss of benefits
   we lamented the loss of benefits