This is the 4237th most frequent Catalan word.
exhaustiu
Comprehensive; thorough.
Here, 'exhaustiu' is used as an adjective to describe detailed and thorough work.
El professor va fer un treball exhaustiu sobre el tema.
The teacher conducted an exhaustive work on the topic.
In this sentence, 'exhaustiva' (feminine form) describes the in-depth and comprehensive nature of the investigation.
Els investigadors van dur a terme una investigació exhaustiva.
The researchers carried out an exhaustive investigation.
Here, 'exhaustiu' modifies 'anàlisi', indicating its exhaustive and detailed characteristic.