He was a willing partner in their business venture.
willing listener
Frequency:
60
%
She was a willing listener to his problems.
willing sacrifice
Frequency:
50
%
She made a willing sacrifice for the greater good.
Idiomatic Expressions for willing
Phrase: willing suspension of disbelief
Meaning: acceptance of the implausible or impossible in a work of fiction
Usage: The audience engaged in a willing suspension of disbelief while watching the fantasy movie.