aboriginal (n.)
aboriginal (adj.)
- abecedarian
- ancestral
- antenatal
- atavistic
- autochthonous
- barbarian
- barbaric
- barbarous
- basal
- basic
- beginning
- budding
- central
- creative
- crucial
- elemental
- elementary
- embryonic
- endemic
- fetal
- formative
- fundamental
- generative
- genetic
- germinal
- homegrown
- inaugural
- inceptive
- inchoate
- inchoative
- incipient
- indigenous
- infantile
- initial
- initiative
- initiatory
- introductory
- inventive
- nascent
- natal
- native
- native-born
- original
- parturient
- patriarchal
- postnatal
- pregnant
- prehistoric
- prenatal
- primal
- primary
- prime
- primeval
- primitive
- primordial
- pristine
- procreative
- radical
- rudimentary
- savage
- seminal
- ur
- vernacular