1. Reluctant, loath, averse describe disinclination toward something. Reluctant implies some sort of mental struggle, as between disinclination and sense of duty: reluctant to expel students. Loath describes extreme disinclination: loath to part from a friend. Averse, used with to and a noun or a gerund, describes a long-held dislike or unwillingness, though not a particularly strong feeling: averse to an idea; averse to getting up early.