пересыпа́ть

verbimperfective (partner пересы́пать)rare

1.
to pour (into another container), to transfer (dry goods), to decant (grain or sugar)
Она́ пересыпа́ет са́хар из паке́та в банку.
She is pouring the sugar from the bag into a jar.
Of dry, pourable substances (sugar, flour, grain); perfective пересы́пать.
2.
to sprinkle, to strew (between layers), to intersperse, to interlard (speech)
Он пересыпа́ет свою́ речь шу́тками.
He peppers his speech with jokes.
Also figurative: pepper one's speech with jokes or foreign words.
3.
to pour too much, to put in too much
Ты всегда́ пересыпа́ешь соли в суп.
You always put too much salt in the soup.
Of a measured quantity being exceeded.
4.
(rare) to stay overnight, to spend the night
Он ча́сто пересыпа́ет у друзе́й.
He often stays overnight at his friends' place.
Colloquial; imperfective to переспа́ть.
5.
(rare) to sleep with (someone), to have sex
Она́ не пересыпа́ет с кем попа́ло.
She doesn't sleep with just anyone.
Colloquial euphemism; imperfective to переспа́ть.

Examples

Не пересыпай соли, суп будет солёный.
Don't put too much salt in it—the soup will be too salty.
Она каждый раз пересыпает сахар в сахарницу.
She pours sugar into the sugar bowl every time.
Дедушка пересыпает свою речь шутками.
Grandfather peppers his speech with jokes.