stiffportion
nounUK /ˈstɪfˌpɔːʃən/
US /ˈstɪfˌpɔːrʃən/
A stiffportion is a part of something that is hard and does not bend.
The stiffportion of the cardboard box would not fold.
OTHER MEANINGS
2. A fixed share of something that cannot be changed.
Each worker got a stiffportion of the bonus, no matter how long they worked.
3. A strict or formal part of a rule or plan.
The stiffportion of the contract said no one could leave early.
4. A hard, solid chunk of a material.
He broke off a stiffportion of the dried clay.