Synonym Discussion of PREDISPOSE. incline, bias, dispose, predispose mean to influence one to have or take an attitude toward something. incline implies a tendency to favor one of two or more actions or conclusions. bias suggests a settled and predictable leaning in one direction and connotes unfair prejudice.ispose suggests an affecting of one's mood or temper so as to incline one toward something. predispose implies the operation of a disposing influence well in advance of the opportunity to manifest itself.