To engage in a strenuous hike or climb.
कठिन चढ़ाई करना
English Usage: They were hiling up the steep trail for hours.
Hindi Usage: वे कई घंटों तक steep trail पर कठिन चढ़ाई कर रहे थे।
kathin chadhai karna, kathin chadai karna, kathin chadhai karnaa, kathin chadhai karne, kathin chadhai karna hai, kathin chadhaai karna, kathin chadhai karte, kathin chadai karnaa, kathin charhai karna, kathin chadhana
