Yes, reposes is a Scrabble word!

Verb

1. Put or confide something in a person or thing

2. Be inherent or innate in;

3. Lie when dead

4. Lean in a comfortable resting position

5. Put in a horizontal position

6. To put something (eg trust) in something

Noun

1. Freedom from activity (work or strain or responsibility)

2. The absence of mental stress or anxiety

3. A disposition free from stress or emotion