What is poetry ? Have a look at here

Here some types you can create  acrostics, haikus, cinquains , quatrains, diamantes calligrams, repetition

If you want more ideas, you can have different types of poetry. Choose the one you like and create a poem

You can be helped by this tool:

WordMover  to create your poems (it is a tool which enable you to add your own words and to shuffle them in order to find the best order to create a poem)