played duckpins (verb) bowl: roll a ball down a lane
Sinonime: alertness,
attention,
awareness,
duty, eagle eye,
eye*, gander,
guard, hawk,
heed,
inspection,
notice, observance,
observation, patrol, picket,
scrutiny,
sentinel, sentry,
supervision,
surveillance, tab,
tout,
vigil,
vigilance, watchfulness, weather eye