failing

Universal Words noun, preposition noun [usuallypl.] a weakness or fault in sb/sth: She is aware of her own failings. * The inquiry acknowledges failings in the judicial system. * Jealousy is a very human failing. preposition used to introduce a suggestion that could be considered if the one just mentioned is not possible: Ask a friend to recommend a doctor or, failing that, ask for a list in your local library.