behave towards or deal with in a certain way

she had been brutally treated

he treated her with grave courtesy

give medical care or attention to; try to heal or cure

the two were treated for cuts and bruises

apply a process or a substance to (something) to protect or preserve it or to give it particular properties

the lawns were treated with weedkiller every year

provide someone with (food, drink, or entertainment) at one's own expense

he treated her to a slap-up lunch

negotiate terms with someone, especially an opponent

propagandists claimed that he was treating with the enemy

an event or item that is out of the ordinary and gives great pleasure

he wanted to take her to the pictures as a treat