To make (a depression) by digging, delving, or cutting,
etc.; as, to sink a pit or a well; to sink a die.

To bring low; to reduce in quantity; to waste.

To be overwhelmed or depressed; to fall slowly, as so the
ground, from weakness or from an overburden; to fail in strength; to
decline; to decay; to decrease.

Figuratively: To cause to decline; to depress; to degrade;
hence, to ruin irretrievably; to destroy, as by drowping; as, to sink
one’s reputation.

To decrease in volume, as a river; to subside; to become
diminished in volume or in apparent height.

Hence, to enter so as to make an abiding impression; to
enter completely.

To fall by, or as by, the force of gravity; to descend
lower and lower; to decline gradually; to subside; as, a stone sinks in
water; waves rise and sink; the sun sinks in the west.

i. lavabo. The tap in the kitchen sink is leaking. (Mutfağın lavabosundaki musluk su sızdırıyor.)

To enter deeply; to fall or retire beneath or below the
surface; to penetrate.

To cause to sink; to put under water; to immerse or
submerge in a fluid; as, to sink a ship.