nāṣar נָצַר ‘to watch’ (Hebrew)

Etymology^?: a primitive root

nāṣar v
1) to guard, watch, watch over, keep
 1a) (Qal)
  1a1) to watch, guard, keep
  1a2) to preserve, guard from dangers
  1a3) to keep, observe, guard with fidelity
  1a4) to guard, keep secret
  1a5) to be kept close, be blockaded
  1a6) watchman (participle)