timetaking
/ˌtɑɪmɪˈteɪkɪŋ/Definitions
1. noun
The act of taking time; a period of time required for something.
“The timetaking for this project is estimated to be around six months.”
2. adjective
Requiring a lot of time; time-consuming.
“The timetaking nature of this task made it difficult to complete on time.”