arduous

adjective7 collocationsAvg. frequency: 4.3

Used to describe an activity or process that requires a lot of effort and is difficult to do or achieve.

Used to describe an activity or process that requires a lot of effort and is difficult to do or achieve.

Used to describe an activity or process that requires a lot of effort and is difficult to do or achieve.

Used to describe an activity or process that requires a lot of effort and is difficult to do or achieve.

Used to describe an activity or process that requires a lot of effort and is difficult to do or achieve.

Used to describe an activity or process that requires a lot of effort and is difficult to do or achieve.

Used to describe an activity or process that requires a lot of effort and is difficult to do or achieve.