Yes, stoop is a Scrabble word!

Verb

1. Bend one's back forward from the waist on down

2. Debase oneself morally, act in an undignified, unworthy, or dishonorable way

3. Descend swiftly, as if on prey

4. Sag, bend, bend over or down

5. Carry oneself, often habitually, with head, shoulders, and upper back bent forward

Noun

1. An inclination of the top half of the body forward and downward

2. Basin for holy water

3. Small porch or set of steps at the front entrance of a house