| A | B |
| capable | competent; fit to perform a task |
| contradictory | opposing; inconsistent; on the contrary; against the grain |
| discernment | perception; recognition; detection |
| fatigue | weariness from labor or exertion; exhaustion |
| arbitrate | to decide or determine; to make a judgment |
| instinct | a natural tendency; unlearned behavior |
| mute | unspeaking; not uttered; silent |
| resolve | determination; firmness of purpose; intent |
| straits | distress; confusion; difficultly |
| impulse | force; urge; inclination; tendency; motive |