Strong's G404 — ἀναψύχω (verb)
anapsucho (an-aps-oo'-kho) v.
1. (properly) to cool off
2. (figuratively) to relieve
[from G303 and G5594]
KJV: refresh 
Root(s): G303, G5594 
Hebrew root: ψύχω
Occurrences: 1