*air
Here are some words that match your criteria:

- affair
- air
- air-to-air
- Altair
- Anthony Charles Lynton Blair
- armchair
- au pair
- backstair
- Barbados maidenhair
- barber chair
- base pair
- bath chair
- beach chair
- Bermuda maidenhair
- Blair
- blue air
- boatswain's chair
- body hair
- bookfair
- book fair
- bosun's chair
- breath of fresh air
- brittle maidenhair
- calm air
- camel's hair
- camelhair
- camp chair
- captain's chair
- castle in the air
- chair
- chocolate eclair
- clear the air
- climbing maidenhair
- Clive Sinclair
- common maidenhair
- compressed air
- corsair
- craft fair
- cross hair
- crotch hair
- current of air
- dead air
- death chair
- debonair
- deck chair
- despair
- disrepair
- downstair
- Eames chair
- easy chair
- eclair
- electric chair
- en clair
- Eric Arthur Blair
- Eric Blair
- fair
- false hair
- Farley maidenhair
- feeding chair
- fighting chair
- flair
- flow of air
- folding chair
- funfair
- gala affair
- garden chair
- golden maidenhair
- guard hair
- hair
- hand by a hair
- head of hair
- heavier-than-air
- highchair
- horsehair
- hot air
- impair
- ingrown hair
- inspection and repair
- in disrepair
- in the air
- ladder-back chair
- lair
- Lake Saint Clair
- Lake St. Clair
- lawn chair
- lighter-than-air
- light air
- liquid air
- lounge chair
- love affair
- maidenhair
- midair
- mohair
- Morris chair
- motorized wheelchair
- on air
- open-air
- open air
- out of thin air
- overstuffed chair