1 Pick the two words that are either most nearly the same in meaning or most nearly the opposite in meaning.

Wallow
Darken
Produce
Illuminate

2 Pick the two words that are either most nearly the same in meaning or most nearly the opposite in meaning.
Reasonable
Irrational
Shifty
Humorous

3 Pick the two words that are either most nearly the same in meaning or most nearly the opposite in meaning.
Animosity
Restitution
Resentment
Intuition

1) Illuminate, Darken

2) Reasonable, Irrational
3) Animosity, Restitution