<span>Tough Times: Poems for When You Feel Blue</span>
First off do you mean the game tetris? If so here is the answer:
Tetra is a prefix which means “four” and is used when forming compound words. In tetris, we use pieces (called tetrominos), which are formed by combining 4 small blocks (called minos). There are 7 possible types of tetrominos named after the letters that they resemble: I, O, L, J, T, S, and Z.
1. bind sound and meaning-diction
2. transform theme into pictures - image
3. suitable to the tone - form
4. reinforces tone-sound patterns