Find ten words that have the same vowel sounds. Some examples are

Peter Piper picked a peck of pickled peppers (repeats the short e and long i sounds)
A host of golden daffodils” (repeats the long o sound)
Don’t let the cat out of the bag. (repeats short a sound)
Never mix business with pleasure. (repeats short i sound)

Use the ten words you have listed above in your poem repetitively to create pleasurable sound effects.
In simple poetic terms, use assonance in your poem. 🙂

As usual, you can post your poem here if you like. You will need a password. Write to theliterarynest@gmail.com if you need the password.