toes the mark (verb) behave: act reasonably, properly
Sinonime: act correctly, act one's age, act with decorum, be civil, be good, be nice, be on best behavior, be orderly, comport oneself, conduct oneself properly,
control, demean oneself, deport oneself,
direct, discipline oneself, keep one's nose clean, keep the peace, live up to,
manage, manage oneself, mind one's manners, mind one's p's and q's, observe golden rule, observe the law, play fair, shape up, toe the mark, watch one's step
Antonime: act up, misbehave