eat (someone's) words

Translations
признать свою неправоту
After seeing the results, he had to eat his words.
Увидев результаты, он был вынужден признать свою неправоту.
Definitions
To admit that what one said before was wrong, often after being proven incorrect or after a situation changes; to retract a previous statement.
Words
eat

verb
съесть
someone

pronoun
кто-то
is

functional word
есть
words

noun
слова