Directly Related:
* Strictness (noun): The quality of being strict.
* Strictly (adverb): In a strict manner.
* Stricture (noun): A severe criticism; a limiting condition.
* Strictures (plural noun): A set of rules or regulations.
Less Direct, But Related in Meaning:
* Restrict (verb): To limit or confine.
* Restriction (noun): A limitation or constraint.
* Constrict (verb): To make narrower or tighter.
* Constriction (noun): The act of constricting or the state of being constricted.
* Strictures (noun): In medical context, a narrowing of a body passage.
Words that share the same root but have different meanings:
* Stricken (adjective): Affected by something negative, such as illness or grief.
* Strike (verb): To hit or impact something forcefully.
Keep in mind that "strict" can also be used as a prefix, as in "strictly confidential" or "strictly necessary."