Strong's G5442 — φυλάσσω (verb)
phulasso (foo-las'-so) v.
1. to watch, i.e. be on guard
2. (by implication) to preserve, obey, avoid
{literally of figuratively}
[probably from G5443 through the idea of isolation]
KJV: beward, keep (self), observe, save 
Root(s): G5443 
Compare: G5083 
Hebrew root: φυλή
Occurrences: 31