magnify

(verb) increase in size, volume or significance. Synonyms: amplify. Examples: "Her terror was magnified in her mind."

(verb) to enlarge beyond bounds or the truth. Synonyms: overstate, exaggerate, overdraw, hyperbolize, hyperbolise, amplify. Examples: "Tended to romanticize and exaggerate this `gracious old south' imagery."

(verb) make large. Synonyms: blow up, enlarge. Examples: "Blow up an image."