Root - graph Meaning - write
Prefix - ir- and non- Meaning - not
1. autograph - the signature of a famous person
2. graffiti - pictures or words painted or drawn on a wall, building, etc.
3. graphite - a shiny, black substance that is used in pencils
4. paragraph - a part of a piece of writing that deals with one subject, begins on a new line, and is made up of one or more sentences
5. telegraph - an outdated system of sending messages over long distances by using wires
6. irrational - not thinking clearly
7. irregular - not normal or usual
8. irrelevant - not important or relating to what is being discussed right now
9. nonexistent - not present or real
10. nonverbal - not involving or using words; not able to speak