types:
anthem
a song of devotion or loyalty (as to a nation or school)
aria
an elaborate song for solo voice
ballad,
lay
a narrative song with a recurrent refrain
ditty
a short simple song (or the words of a poem intended to be sung)
drinking song
a song celebrating the joys of drinking; sung at drinking parties
lied
a German art song of the 19th century for voice and piano
partsong
a song with two or more voice parts
roundelay
a song in which a line or phrase is repeated as the refrain
serenade
a song characteristically played outside the house of a love interest
torch song
a popular song concerned with disappointment in love
work song
a usually rhythmical song to accompany repetitious work
chant
a repetitive song in which as many syllables as necessary are assigned to a single tone
anthem,
hymn
a song of praise (to God or to a saint or to a nation)
keen
a funeral lament sung with loud wailing
blues
a type of folksong that originated among Black Americans at the beginning of the 20th century; has a melancholy sound from repeated use of blue notes
fado
a sad Portuguese folksong
madrigal
an unaccompanied partsong for 2 or 3 voices; follows a strict poetic form
round,
troll
a partsong in which voices follow each other; one voice starts and others join in one after another until all are singing different parts of the song at the same time