always right or accurate synonym unfailing万无一失的;一贯正确(或精确)的 She had an unerring instinct for a good business deal. 她有天生擅长做生意的本事。 He could predict with unerring accuracy what the score would be. 他可以准确无误地预测比分。
Oxford Collocations DictionaryUnerring is used with these nouns:- accuracy
- instinct