I can't even
Yes thoes three words are a sentence a full sentence, well only on tumblr. But is often used when something is either too funny, scary, cute, to have a good reaction too.
girl: "it was so awkward"
girl2: "OMFG AHAHAHA I CAN'T EVEN"
success [səkˈsɛs] удача, успех
engulf [ɪnˈɡʌlf] поглощать, заглатывать; засасывать