man of his word

čestný muž, který vždy dodrží své slovo

His action or inaction will prove whether he is a man of his word, or whether he is a man driven by political ambition. (Google)

The Senator also promised to personally email answers to any questions he didn't have time to get to at the party and, a man of his word, he did just that. (Google)

Now he's just made it clear he not only isn't a man of his word, but is just another spineless puppet. (Google)

» Communication