'not willing to answer' is correct and usable in written English.
You can use it when someone is refusing to answer a question or to provide an answer. For example: When I asked him why he had done it, he wasn't willing to answer.
But when she was ready to return, Ms. Muyette said, her bosses became evasive, not willing to answer phone calls or return messages.
Respondents who "refused" to answer any one of the four questions were also excluded from the analyses because, unlike DK where the respondent is willing to respond but unable to do so, refusal means that the respondent is not willing to answer a question (Blohm and Koch 2009).
He is not willing to answer questions beyond that," Anthony said.
Adolescents not willing to answer a mental health questionnaire may have more mental health risk factors and problems than participants.
Many of the people they asked were not willing to answer them at all, they just waved their hands and ran off.
Failure to complete the base interview (N = 2) or the final questionnaire (N = 18) occurred in patients who were physically or cognitively incapable to answer the questions (N = 8), were hospitalized (N = 5), not willing to answer the questions or not at home during the respective period of time when the final questionnaires were applied (N = 7).
Don't be like all of the people who walk away from what they want because they aren't willing to answer the question and say out loud just how badly they actually want it.
That's another question NBC isn't willing to answer.
"It got to the point when I wasn't willing to answer the questions about hormones, surgeries, or genitalia because it felt like backstepping," they said at a press conference for the film's premiere.
This risk avoidance manifests as not participating in small-group work or not being willing to answer instructor questions if the questions are challenging.
"And so what I'm not willing to do is to spend trillions of dollars on something I don't know the answer to".
