Vocabulary Round 3, Step 2

Erratic

liable to sudden unpredictable change​

​Frequent

coming at short intervals or habitually

​Negative

having the quality of something harmful or unpleasant

​Obstruct

shut out from view​

Render​

show in, or as in, a picture​

Rueful​

feeling or expressing pain or sorrow​

​Subordinate

​subject or submissive to authority or the control of another

​Theory

​a well-substantiated explanation of some aspect of the world

​Contradict

​prove negative; show to be false

Additional​

further or extra