regurgitate
verb/rɪˈɡɜrdʒɪteɪt/
Frequency rank: #20,004 of 20,003 in the WORDED list (wordfreq data)
Meaning
to bring swallowed food back up into the mouth; also, to repeat facts or ideas mechanically, without real understanding.

Example sentence
Seabirds regurgitate partly digested fish to feed their hungry chicks.