B1 adjective /ˈtʃælɪndʒɪŋ/
challenging
चैलेंजिंग
Meaning
difficult in a way that tests one's abilities
Example
The mountain climb was challenging but rewarding.
पहाड़ चढ़ाई चैलेंजिंग था लेकिन पुरस्कृत करने वाला था।