1. Italics
Use when referring to words as themselves, letters, symbols, or words from foreign languages
Hiss and clang are examples of onomatopoeia
You typed ie instead of ei.
The French word déjà vu is used to describe an odd feeling of having been somewhere or done something before.

2. Italics books: A Long Way Gone plays: Romeo and Juliet
b. Use for titles of:
books: A Long Way Gone
plays: Romeo and Juliet
long poems: The Iliad
periodicals: Sports Illustrated
newspapers: The NY Times

3. Italics works of art: Starry Night TV series: Friday Night Lights
b. titles of:
works of art: Starry Night
TV series: Friday Night Lights
albums/compositions: The Four Seasons by Vivaldi
Movies: Scott Pilgrim vs. the World

4. Italics court cases: Brown v. Board of Education
b. titles of:
court cases: Brown v. Board of Education
trains, ships, aircraft, and spacecraft: Apollo 13, The Spruce Goose, The Mayflower