надави́ть

verbperfective (partner нада́вливать)rare

1.
to press, to push, to press down on
Он надави́л на кно́пку звонка.
He pressed the doorbell button.
often with на + accusative
2.
to pressure, to put pressure on, to lean on
Пришлось надави́ть на него, что́бы он согласи́лся.
We had to lean on him to make him agree.
figurative; with на + accusative
3.
to squeeze out, to press out
Я надави́л стака́н со́ка.
I squeezed out a glass of juice.
of juice and similar
4.
(rare) to crush, to squash
Он надави́л десяток клопо́в.
He squashed a dozen bedbugs.
colloquial; of insects and the like

Usage info

надавить на (кого/что) = to put pressure on

Начальник решил надавить на подчинённых
The manager decided to put pressure on his subordinates.
Он надавил на педаль тормоза
He pressed down on the brake pedal.
Надо надавить на кнопку посильнее
You need to press the button harder.
Вещи в чемодане уминаются, если сверху надавить.
The things in the suitcase get compressed if you press down on them from above.

Note: Stress change.

Imperative
ты	надави́
вы	надави́те

Active present	-
Active past	надави́вший	having pressed, having pushed, who pressed, who pushed
Passive present	-
Passive past	нада́вленный	pressed, squeezed, compressed, indented
Gerund present	-
Gerund past	надави́в надавивши	while doing (past)

дави́тьto press; to pressure; to crush; to squeeze; to lie heavy on; to run over; to strangle
verbimperfective
вдави́тьto press
verbperfective
удави́тьto strangle
verbperfective
вы́давитьto squeeze out; to push out; to force out
verbperfective
дави́тьсяto choke (on food); to choke (with laughter); to choke down; to hang oneself
verbimperfective