Onomatopoeia, Sounds like what it refers to eg. Pop, Bang etc.
Generalization, Doesn't allow for individual difference.
Assonance, Repetition of vowel sounds eg. Slow road to no ware
Euphemism, Acceptable/mild expression for something not very nice eg. Instead of died- moved on to a better place.
Oxymoron, two words placed next to each other to show contrast eg. Parting is such a sweet
Personification, Giving human qualities to something lifeless eg. The door squeaked.