hymn 
(hĭm)
(hĭm)n.
1. A song of praise or thanksgiving to God or a deity.
2. A song of praise or joy; a paean.
v. hymned, hymn·ing, hymns
v.tr.
To praise, glorify, or worship in or as if in a hymn.
v.intr.
To sing hymns.
[Middle English imne, from Old French ymne, from Latin hymnus, song of praise, from Greek humnos.]