style
The special way a writer uses words and sentences.
voice
How the writing "sounds", like the writer's personality: excited, calm, funny or serious.
word choice
The exact words a writer picks to make a clear picture or feeling.
word pattern
Words or lines that repeat in a text.
sentence structure
How a sentence is built: short or long, a question, or an exclamation.
simile
Comparing two different things using the word like or as: The snow was as soft as a pillow.
consonance
The same consonant sound repeated in words close together, often in the middle or at the end of the words: the black cat took a quick nap (the k sound).