abecedarian
aboriginal
antenatal
autochthonous
beginning
budding
creative
elemental
elementary
embryonic
formative
foundational
fundamental
germinal
germinant
germinational
germinative
germiparous
gestatory
in embryo
in its infancy
in the bud
inaugural
inceptive
inchoate
inchoative
incipient
incunabular
infant
infantile
initial
initiative
initiatory
introductory
inventive
larval
nascent
natal
original
parturient
postnatal
pregnant
prenatal
primal
primary
prime
primeval
primitive
primogenial
procreative
dendritic
epithelial
foetal
genital
hematopoietic
immune
lymphoid
mammalian
maternal
metabolic
neonatal
neuronal
ovarian
peripheral
pulmonary
renal
reproductive
respiratory
skeletal
spinal
vascular
Beatle
avital
beetle
cheetal
varietal