astr - badd
- austerely
- austereness
- austerity
- Austin
- austinite
- austral
- Australasia
- Australasian
- Australasian pig-nose turtle
- Australia
- Australia Day
- Australia Felix
- Australian
- Australian Aboriginal
- Australian ballot
- Australian Capital Territory
- Australian Cattle Dog
- Australian dollar
- Australian Eastern Standard Time
- Australian English
- Australian magpie
- Australian Mist
- Australian pelican
- Australian rhyming slang
- Australian rules
- Australian rules football
- Australian Shepherd
- Australiana
- Australianise
- Australianism
- Australianist
- Australianness
- australine
- australite
- Australize
- australly
- Australoid
- australopith
- Australopith
- australopithecine