Third-person singular simple present indicative form of keep one's eyes peeled

Third-person singular simple present indicative form of keep one's eyes skinned

Third-person singular simple present indicative form of keep one's eyes open

Third-person singular simple present indicative form of keep one's mouth shut

Third-person singular simple present indicative form of keep one's head down

Third-person singular simple present indicative form of keep one's own counsel

Third-person singular simple present indicative form of keep one's lips sealed

Third-person singular simple present indicative form of keep one's eye on the ball

Apples are healthy and stave off illnesses. / Healthy eating prevents illness.

People are similar in character to their friends.