The act of comparing
likening, collating, analyzing, relative estimation, comparative relation, testing by a criterion, distinguishing between, analogizing, corresponding, paralleling, drawing parallels, contrasting, balancing, relating, collation, dividing, opposition, separation, segregation, bringing together, identification, matching, equating, measuring, weighing, juxtaposing, observation, correlation, discrimination, estimate of likeness and difference; see also association 2, estimate 1, judgment 2.
A prepared comparison, sense 1
metaphor, simile, resemblance, analogy, correspondence, relation, collation, correlation, parable, allegory, similarity, likeness, likening, identification, equation, measurement, illustration, example, contrast, association, ratio, parallel, connection, comparative estimate, comparative statement; see also similarity, simile.