Synonym selection (vocabulary – meaning of “vigour”): Choose the word that best expresses the meaning. Target word: VIGOUR Instruction: Select the closest synonym meaning “active strength; vitality; robust energy.”

Meaning
Vigour (BrE spelling; AmE: vigor) denotes strength, energy, and vitality.

Option analysis
Vitality — closest synonym capturing energetic liveliness. ✅Illness / Apathy / Lassitude — weakness, indifference, or tiredness; antonyms. ❌

Usage
She attacked the task with vigour → with vitality and energy.

Final Answer
Vitality