heating empty cookware (as when forgetting to put water in a kettle, pot, etc.); dry heating cookware

to heat empty cookware (as when forgetting to put water in a kettle, pot, etc.); to dry heat cookware

spring sky, especially clear sky in spring

summer sky, especially clear and blazing sky

period drama

a historical period where social disorder is so great due to war, disease, political disorder etc. that there is little or no cultural development; Dark Ages

anachronism

youth (part of life following childhood)

zeitgeist (the spirit of the age)

Age of Enlightenment (period of history)