clamber
verb
[ ˈklambə ]
• climb or move in an awkward and laborious way, typically using both hands and feet.
• "I clambered out of the trench"
Similar:
scramble,
climb,
scrabble,
move awkwardly,
claw one's way,
shin,
scale,
ascend,
mount,
shinny,
clamber
noun
• an awkward and laborious climb or movement.
• "a clamber up the cliff path"
Origin:
Middle English: probably from clamb, obsolete past tense of climb.