expand - verb

• extend in one or more directions
• become larger in size or volume or quantity
• make bigger or wider in size, volume, or quantity
• grow vigorously
• exaggerate or make bigger
• add details, as to an account or idea; clarify the meaning of and discourse in a learned way, usually in writing
• expand the influence of

expand - thesaurus

amplify   boom   dilate   elaborate   enlarge   expatiate   exposit   expound   extend   flourish   inflate   lucubrate   thrive