uncoaxing
/ˌʌnˈkɒksɪŋ/Definitions
1. adjective
difficult to persuade or induce someone to do something
“The uncoaxing nature of her boss made it hard for her to accept the new job offer.”
2. noun
the act of not being persuaded or induced to do something
“Her uncoaxing was evident in her firm decision to turn down the offer.”