Start with the free synonyms practice test. It shows you what the questions look like and which words you do not know yet.
In a synonyms question you get one word and four options; you pick the option that means (almost) the same. The approach:
Worked example
Which word means the same as obsolete?
A. modern B. outdated C. obscure D. absolute
Answer B is correct: obsolete means outdated. A is the opposite, while C and D merely resemble the word in sound — the classic sound-alike distractors.
Next, train with the practice sets below. After each set you see your score and the words you missed — building your vocabulary where it matters.
Finish with the easy and difficult selections: easy to build confidence, difficult to prepare for the hardest words in the assessment.