heteromorphic
cyclogenic
pleomorphism
heterogenesis
alternation of generations
xenogenesis
life
biogenic
homologous
age
transstadially
life-time
past life
lifetime
lifespan
Groundhog Day
thirty-something
time of life
thirties
mid-thirties
vicissitude
cyclicality
lifestage
chronosystem
four score and ten
biogeocycle
mid-forties
homeochronous
forties
mid-fifties
lifecourse
mid-twenties
twenties
fifties
haplophase
preclimacteric
life history
macroevolution
biotemporal
innings
Archean eon
bioform
neonatal mortality rate
Archeozoic eon
Archean
afterlife
procyclic
Archaeozoic
prime of life
neonatal mortality
Archean aeon
Archaeozoic aeon
Archeozoic
gandharva
polymorphy
transstadial
alternate generation
circle of life
demography
circannual
intravital
a life of its own
intragenerationally
maraka
magnus annus
halvation
rudiment
autumn years
teens
lived
bardo
metempsychosis
polymetamorphism
postpubescence
rebirth
heterological
protogyny
mid-sixties
round
wheel of life
sixties
what goes around comes around
subcycle
heterochronous
heterodynamic
vital
subannual
one-year
subannually
hatch, match, and dispatch
interphase
two-year
annual
vitology
biennial
recapitulate
circadian rhythm