कंदरान्वेषण angolul

caving▼verb
[UK: ˈkeɪv.ɪŋ] [US: ˈkeɪv.ɪŋ]

potholing▼noun
[UK: pɒt ˈhəʊl.ɪŋ] [US: ˈpɑːt ˈhoʊl.ɪŋ]

spelunking▼verb
[UK: spˈelʌŋkɪŋ] [US: spˈelʌŋkɪŋ]