What does "unwillingness" mean?

The property of being unwilling.

What is a synonym for "unwillingness"?

Common synonyms include: abnegation, antipathy, aversion, compunction, cost aversion, declension.

noun

noun ·4 syllables ·Uncommon ·College level

Noun

1
The property of being unwilling. countable, uncountable
"In the second extract, the teacher formulated Anna's resistance as reported by Tonie as a prewillingness rather than unwillingness. She constructed Anna's prewillingness as founded in her precompetence, rather than incompetence."
2
the trait of being unwilling wordnet

"Tom's unwillingness to help surprised Mary."

From unwilling + -ness.