to notice; to realize; to realise; to become aware ; to perceive; to sense; to suspect; notice; to realize; to realise; to become aware ; to perceive; to sense; to suspect; to be attentive; to be scrupulous; to be observant; attentive; to be scrupulous; to be observant; to regain consciousness; to come to ; to come round; regain consciousness; to come to ; to come round
