Specific: This is a good general synonym, especially when you're referring to something precise and detailed.
Specific: This is a good general synonym, especially when you're referring to something precise and detailed.
Certain: This emphasizes that something is definite and not general.
Individual: This focuses on something being unique or separate.
Distinct: This emphasizes that something is clearly different from other things.
Special: This implies something is unique, noteworthy, or important.
Precise: This highlights the exactness or accuracy of something.
Unique: This emphasizes something is one of a kind.
Exact: This emphasizes that something is absolutely correct and without error.
Detailed: This refers to something being specific and thorough.
Select: This implies something has been chosen carefully.
Chosen: This emphasizes that something was deliberately selected.
Specialized: This refers to something with a specific purpose or focus.
The best synonym for "particular" will depend on the specific context and what you want to emphasize.