conjunct
when a melody moves by step
disjunct
when a melody moves by leap
balanced phrases
phrases that are of similar length
melismatic
when the lyrics are set to the music so that there are several notes per syllable
syllabic
when the lyrics are set to the music so that there is one note per syllable
ornamented
when the music is decorated with ornaments, such as trills or acciaccaturas
imitation
a melodic device where a melody is repeated by another instrument
sequence
a melodic device where a melody is repeated straight away at a higher/lower pitch
anacrusis
when a melody starts before the first beat of the bar