gutati

1. to swallow
   Boli me grlo kad gutam. — My throat hurts when I swallow.
   Nemoj da gutaš hranu bez žvakanja. — Don't swallow your food without chewing.
2. (of books, food) to devour
   Kao dete je gutao knjige jednu za drugom. — As a child he devoured one book after another.
3. (of insults, tears) to swallow; to hold back
   Godinama je gutala uvrede i ćutala. — For years she swallowed insults and kept quiet.
   Gutao je suze da ga niko ne vidi. — He was holding back tears so no one would see.
4. (of money, resources) to eat up; to consume
   Ovaj auto guta mnogo goriva. — This car eats up a lot of fuel.
5. (of sounds, words) to swallow sounds or syllables; to leave parts of words indistinct when speaking
   Govori prebrzo i guta reči, pa ga niko ne razume. — He talks too fast and swallows his words, so nobody understands him.

For a single completed act, "progutati" is usually used.