CINQUAIN

The traditional cinquain is based on a syllable count.

line 1 - 2 syllables
line 2 - 4 syllables
line 3 - 6 syllables
line 4 - 8 syllables
line 5 - 2 syllables

The modern cinquain is based on a word count of words of a certain type.

line 1 - one word (noun) a title or name of the subject
line 2 - two words (adjectives) describing the title
line 3 - three words (verbs) describing an action related to the title
line 4 - four words describing a feeling about the title, a complete sentence
line 5 - one word referring back to the title of the poem

Here's an example

Morning

brightly still

heating, stirring, rising;

one cauldron is today's

spirit.