climber, mountaineer

a mountain (large mass of earth and rock) or (large) hill / a mine (excavation usually consisting of small tunnels) / a heap, pile / the top or high part of an object / a chance, gamble / a climax, peak

steep, rugged / grim, stern

big, large, great

challenge (against authority or a higher-ranked person) / (figuratively) try at something

to challenge / (figuratively) to take on the challenge of doing something (especially something one has not done before); to try; to try one's hand at

mountain climbing, mountaineering

to go mountain climbing, to climb a mountain

a house / one's own home / a home, household / a family

(slang) Alternative form of 大きいお友達