trustfulness

trustfulnessnoun
Translations
Her trustfulness made her an easy target for scams.
Её доверчивость сделала её лёгкой мишенью для мошенников.
Definitions
The quality or state of being full of trust; a disposition to believe in the reliability, truth, or ability of someone or something.
Her trustfulness made her a beloved friend, as she always saw the best in people.