You searched for: “ere
air, air, ere, err, heir
air (AIR) (noun)
1. The atmosphere we breathe: Air is composed primarily of oxygen, nitrogen, carbon dioxide, and water vapor.
2. Biosphere, stratosphere, sky: The rocket blasted off into the air.
3. Wind, breeze, draft, current: When Andrea Gill opened the window, cold air blew in through the open window.
air (AIR) (verb)
To place something in an open area where there is a breeze to make it cool, dry, or clean: Leon's mother taught her children to put the blankets out on the line to air out.
ere (AIR) (preposition)
Prior to; before in time: Douglas and Karin will have a warm fire ere nightfall and so ere long they will be comfortable.

This is an old-fashioned or a literary term.

err (ER, UR, or AIR) (verb)
1. To make a mistake, slip up, miscalculate: Banks rarely err in figuring a checking account balance.
2. To deviate from an established moral code; to transgress, sin, misbehave: To err is human, to forgive divine.
heir (AIR; not HAIR) (noun)
1. Someone who is legally entitled to inherit and to own an estate after the previous owner’s death; a beneficiary, an inheritor: The millionaire’s only heir was his son, Myron.
2. A person who succeeds or is in line to succeed to a hereditary rank, title, or office: The king did not have an heir when he died.

An heir is someone who may be worth more financially than others and still be worthless.

—Evan Esar

Angie, the heir to the science project started to err when she wrote that ere there was air, the earth was surrounded by carbon dioxide.