Something is composed of other things. A piece of music is composed by a composer.
The music most often referred to as the cancan comes from the opera "Orpheus in the Underworld" by Jacques Offenbach.
the oppisite of compose is flustered
Elements are atoms, atoms are elements. Elements are not larger objects made up of smaller things (atoms). Elements are specific species' atoms, which have a specific atomic mass which gives rise to...
It is an old Greek folk song, so the composer is unknown. Sorry.