These nouns refer to a lack of correspondence or agreement. Difference is the most general: differences in color and size; a difference of opinion.Dissimilarity is difference between things otherwise alike or comparable: a dissimilarity between the twins' personalities.Unlikeness usually implies greater and more obvious difference: unlikeness among their teaching styles.Divergence suggests an increasing difference: points of divergence between British and American English.Variation occurs between things of the same class or species; often it refers to modification of something original, prescribed, or typical: variations in temperature; a variation in shape.Distinction often means a difference in detail determinable only by close inspection: the distinction between "good" and "excellent." A discrepancy is a difference between things that should correspond or match: a discrepancy between his words and his actions.