The condition of having a reasonable or sensible view of a matter. Chiefly in to bring (a person) to reason.

to set (also put) someone right: to correct or direct a person; spec. to correct a person's mistaken impression. Formerly also: †to justify…

(un-, prefix2 affix 1b.)

transitive. To free (a person) from deception or mistake; to deliver from an erroneous idea.

transitive. To undeceive.

transitive. To free from abuse; esp. to free from error or deception; (now chiefly) to relieve of a false or erroneous belief or view; to…

transitive. To deliver from deception; to undeceive.

transitive. To free from inveiglement.

figurative. To clear (the mind, etc.) from ignorance, misconception, or error; to rectify.

transitive. To free from confusion.

(un-, prefix2 affix 1a.)

transitive. To free from delusion or deception; to undeceive.

(un-, prefix2 affix 1d(b).)

transitive. To reverse a previous act of perversion practised upon (a person, set of facts, etc.); to restore to a regular course or state.

(un-, prefix2 affix 1a.)

(un-, prefix2 affix 1a.)

transitive. To free from obscurity; to make clear or apparent; to brighten or clear (the face, expression, etc.); to illuminate (the mind or…

transitive. To free from illusion; to undeceive, disillusion.

transitive. = disillusion, v.

transitive. To free from illusion; to disenchant, undeceive, disillusionize.

transitive. To undeceive, disabuse.

To unravel, disentangle, clear up (what is confused or intricate). Also transferred of persons: to put (someone) right, esp. by explanation. Now…