He was my travel companion.

The debtor has an obligation to repay his debt.

The duty of a taxpayer is to pay taxes accurately.

He is known as a trailblazer in that field.

He is known as the wrecker of the team.

He is a famous newspaper editor.

The number of people infected with the new coronavirus is rapidly increasing.

He is a slob whose room is always messy.

It is said that smokers have a higher health risk compared to non-smokers.

He is an excellent interpreter.