Synonyms of 'threnody'
A dirge is a slow, sad song or piece of music. Dirges are sometimes performed at funerals.
the mournful dirge, `Erin's Lament'
An elegy is a sad poem, often about someone who has died.
a moving elegy for a lost friend
Thesaurus for threnody from the Collins English Thesaurus
an ode , song, or speech of lamentation , esp for the dead