Archean
Archeozoic
Cambrian
Carboniferous
Cenozoic
Comanchean
Cretaceous
Devonian
Eocene
Glacial
Holocene
International Date Line
Lower Cretaceous
Lower Tertiary
Mesozoic
Miocene
Mississippian
Oligocene
Paleocene
Paleozoic
Pennsylvanian
Permian
Platonic year
Pleistocene
Pliocene
Precambrian
Proterozoic
Quaternary
Recent
Silurian
Tertiary
Triassic
Upper Cretaceous
Upper Tertiary
a leg up
accompany
adjust
aeon
again and again
age
agree
ahead of time
all at once
all the same
all the time
all together
always
anchor watch
andante tempo
annus magnus
timed
times
timing
counter-time
untime
Dime
Grime
Lyme
anticrime
chime
climb
crime
dime
grime
kime
lime
mime
onetime
part-time
prime
rhyme
slime
sublime
thyme