exhausting
US /ɪɡˈzɑː.stɪŋ/
UK /ɪɡˈzɑː.stɪŋ/

1.
uitputtend, vermoeiend
making one feel very tired; tiring.
:
•
The long hike was incredibly exhausting.
De lange wandeling was ongelooflijk uitputtend.
•
Dealing with constant complaints can be very exhausting.
Omgaan met constante klachten kan erg uitputtend zijn.