Middle English
poetrye
Greek
'poieo' - 'I create'
'poiet?s' - 'the one who creates'
'poiema' - 'the thing created'
English
'poet' - 'creator'
'poesy' - 'act of creation'
'poem' - 'the created'
http://www.poetry.org/whatis.htm
Japanese
'haiku' - poetic form