Chapter 4

Question 1

Ambiguous (Va… adj.)

Ambiguity (n.)

Answer 1

Vague
The men received an ambiguous message from their boss.
Her letter was full of ambiguities.

Question 2

Arbitrary (Hap… adj.)

Arbitrariness (n.)

Answer 2

Haphazard
Her choice of clothing seemed arbitrary.
The teacher arbitrarily decided to give the class a test.

Question 3

Assert (De… v.)
Assertiveness, Assertion (n.)
Assertive (adj.)

Answer 3

Declare
The government asserted its control over the banking system.
The company president is an assertive individual.

Question 4

Astounding (As… adj.)

Answer 4

Astonishing
The scientist made an astounding discovery.
The fans were astounded by their team’s success.