OXFORD LEARNER'S POCKET THESAURUS

Extra information at each entry helps students decide which word from a synonym group to use. This includes:

Opposites of synonyms
Different senses of the word, e.g. wide = broad or wide = extensive
Notes that compare and contrast two or three synonyms so students can see the differences.
Patterns and collocations showing the words that typically combine with synonyms in a group, to help students use the word in context.
Style labels that act as a guide as to whether the word is positive or negative, or perhaps only used in British or American English, for example.
Examples of correct and incorrect usage.