strict
adj.adj. demanding that people follow rules exactly. You use this to describe a person or a rule that does not allow any mistakes or changes.
adj. enforcing or requiring complete obedience to specific rules or standards. Often used to describe a person's character or the rigid interpretation of a law or principle.
My parents are very strict about my bedtime.
The school has a strict policy against using mobile phones during lessons to ensure students stay focused.
While the regulations appear flexible on paper, the local authorities maintain a strict adherence to the original text, leaving little room for administrative discretion.
Borrowed from Latin strictus, past participle of stringere (“to draw tight, bind, contract”). Doublet of strait and stretto. See stringent, strain. Related to strong.
Typically precedes the noun it modifies or follows a linking verb like 'be' or 'become'.