No, because a 7 year old has done it.
If you climbed Mount Everest aged 10 then you would be aged 10
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This would be totally impossible to say as there has probably been many hundred thousands who have climbed in the Alps.
There is no adverb form for the verb climb, or climbed. You would need to use an adverbial prepositional phrase to indicate "in a climbing fashion."
Zebulon Pike tried to climb El Capitan but failed in his effort, He predicted that it would never be climbed.
The phrase "Bob and he climbed the mountain" is grammatically correct, but it can be simplified for clarity. Typically, you would say "Bob and I climbed the mountain" if the speaker is included or just "He climbed the mountain" to refer to Bob without including the speaker. Using "he" in this context can create confusion about who is being referred to.
if a verb is an action word then it would be clumb
He or she would be called a climber or mountaineer
Jon Krakauer was born in 1954, when he climbed Mount Everest in 1996 he would of been 42 years old.
10
He climbed that mountain 5 years ago.
He or she would be called a climber or mountaineer