Elegy-Eulogy | Commonly Confused Words

Elegy

/ˈɛlɪdʒi/

A poem or song expressing sadness or mourning for someone who has died.

/ˈjuːlədʒi/

A speech or piece of writing praising someone, typically given at a funeral

An elegy is more about lamenting and reflecting on loss, typically in a poetic form.
A eulogy is a spoken or written tribute praising someone who has passed away.
Elegy has an l for lament, indicating the nature of an elegy.
Eulogy starts with eu-, which means good or well, hinting at its praise-oriented nature.
Remember that a eulogy is often delivered at a funeral service as a speech.