特定

1. Origins, structure, and basic meaning

• Structure: 特定 is read as とくてい and functions as a noun or する verb for identification, and as 特定の for specifying a particular referent.
• Basic usage: Use 場所を特定する for identifying something and 特定の人 to restrict a noun to a particular person.

2. Common pitfalls and similar expressions

• Identification and restriction
  • 特定する is the act of determining a place from evidence, while 特定の narrows a group to the person in question.
• Evidence and concentration
  • から in 写真から marks the evidence used, whereas 特定の人だけに marks the limited target on whom work might concentrate.