Yes, mix is a Scrabble word!

Verb

1. Mix together different elements

2. Open (a place) to members of all races and ethnic groups

3. Combine (electronic signals)

4. Add as an additional element or part

5. To bring or combine together or with something else

6. Mix so as to make a random order or arrangement

Noun

1. A commercially prepared mixture of dry ingredients

2. An event that combines things in a mixture

3. The act of mixing together