Oxford Paperback Dictionary and Thesaurus (Dictionary/Thesaurus)

My studies suddenly became easier. English is not my first language but with the Oxford Dictionary next to me my studies seems to be so much more easy. I found that when you have more than one choice when purchasing a book, the Oxford books is always the best and funny enough, not always the most expensive.

advantageous, all-purpose, applied, appropriate, beneficial, brave, commodious, convenient, effective, favorable, fit, fruitful, functional, good, handy, helpful, instrumental, meet, of assistance, of service, of use, practicable, practical, pragmatic, profitable, proper, propitious, purposive, salutary, serviceable, subsidiary, suitable, suited, toward, utile, utilitarian, workaday, worthwhile