<span>Assuming that this is referring to the same list of options that was posted before with this question, the best thing to look for in the proofreading process would be "errors in sentence structure"</span>
Cryptic: Puzzling, Obscure
Balmy: Temperate, Soothing
Quarry: Prey, Target
Retribution: Punishment, Revenge
Coveted: Desirable, Longed For