The quality of being very careful to follow rules or make other people follow rules.
Strictnesses can be good or bad, depending on the situation. Sometimes it's good to have strictnesses, but other times it can be too much.
Examples:
The teacher's strictnesses help the students learn.
His strictnesses about safety are important.
She shows strictnesses when it comes to following the schedule.
The cat's strictnesses about bedtime are very funny.
The king's strictnesses about manners were known throughout the land.
The strictnesses of the law cannot be ignored.