1. A police investigation to determine the perpetrator
   - detection, detecting, sleuthing

Derived forms: detective works

Type of: police investigation, police work

• folkie
• folklore
• folklorist
• folks
• folksong
• folksy
• folktale
• folky
• follicle
• follicle-stimulating hormone
• follicular
• folliculitis
• follies
• follow
• follow out
• follow suit
• follow up on
• follow-my-leader
• follow-on
• follow-the-leader
• follow-through
• follower
• followers
• Followers of the Phrophet
• following