Novelty ↔ Antiquity A pair of opposite categories of Roget's Thesaurus (1911, nos. 123, 124): "Novelty" and "Antiquity". Places between the poles: 25 - "Fresh", 50…
Obstacle ↔ Assistance A pair of opposite categories of Roget's Thesaurus (1911, nos. 706, 707): "Obstacle" and "Assistance". Places between the poles: 25 - "Block", 50…
Offer ↔ Refusal A pair of opposite categories of Roget's Thesaurus (1911, nos. 763, 764): "Offer" and "Refusal". Places between the poles: 25 - "Ask", 50 - "Discuss"…