unbendingpiece

noun
UK /ʌnˈbɛndɪŋ piːs/
US /ʌnˈbɛndɪŋ piːs/

A piece that is hard and does not bend.

The unbendingpiece of wood would not curve at all.


OTHER MEANINGS

2. A person who refuses to change their mind.

Grandpa is an unbendingpiece when it comes to his morning routine.

3. A part of a machine that stays straight under pressure.

The unbendingpiece kept the frame from folding.

4. A rule that is never relaxed.

The school's unbendingpiece about lateness surprised the new students.