Final answer:
The six pairs of words consist of unrelated words, synonyms, and antonyms. Pilgrimage and restoration are unrelated, loathsome/appealing and taut/slack are pairs of antonyms, while affliction/burden and purge/expel are pairs of synonyms. Infamous and honorable are antonyms.
Step-by-step explanation:
Synonyms, Antonyms, or Unrelated
1. Pilgrimage and restoration are unrelated words; a pilgrimage is a journey to a sacred place for religious purposes, while restoration refers to the act of bringing something back to its original condition.
2. Loathsome and appealing are antonyms; loathsome means causing hatred or disgust, and appealing means attractive or pleasing.
3. Taut and slack are also antonyms; taut means tightly drawn, and slack means not tight or loose.
4. Affliction and burden can be considered synonyms as both refer to something that causes pain or suffering.
5. Infamous and honorable are antonyms; infamous means well known for some bad quality or deed, and honorable means deserving honor and respect.
6. Purge and expel can be considered synonyms, as both mean to forcibly remove someone or something from a place or group.