This is the 9724th most frequent French word.
enquêtait
"Enquêtait" means "was investigating."
Here, 'enquêtait' is used to indicate that the detective was performing the act of investigating in the context of a past continuous action.
Le détective enquêtait sur un vol mystérieux.
The detective was investigating a mysterious theft.
In this sentence, 'enquêtait' refers to the activity of conducting an investigation, highlighting an action that was ongoing in the past.
Elle enquêtait sur les causes de l'accident.
She was investigating the causes of the accident.
This usage of 'enquêtait' demonstrates the verb's role in describing a systematic inquiry in a historical context, emphasizing research-based investigation.