The suffocating tropical humidity seemed to _______ even the most energetic hikers, leaving them thoroughly exhausted within minutes.
- enervate
- galvanize
- invigorate
- exhilarate
Show answer and solution
Correct answer: A. enervate
'Enervate' means to cause someone to feel drained of energy or vitality; weaken. 'Galvanize' and 'invigorate' are antonyms meaning to energize.