I would do this by using context clues.
Example: This stupendous car is faster than anyone else's car!
If it is faster than anyone else's car than you can infer that stupendous means really good cause of the way it is used.
Sound devices are resources used bypoets to convey and reinforce the meaning or experience of poetrythrough the skillful use of sound. After all, poets are trying to use a concentrated blend of sound and imagery to create an emotional response.