These are the most frequently used words in another edition of this book.
above
acid
almost
amount
another
appears
base
beneath
between
bodies
brought
burrows
case
castings
cent
chalk
close
covered
degrees
depth
down
drawn
dry
during
earth
ejected
end
even
feet
few
field
fine
first
floor
formed
found
fragments
fresh
given
great
ground
having
holes
however
inches
kinds
land
large
layer
leaves
left
length
level
little
long
manner
matter
may
means
mould
mouths
mr
must
near
nearly
now
number
objects
often
old
part
particles
per
places
rain
sand
seen
several
side
slope
small
soil
sometimes
stones
surface
therefore
thickness
three
thus
time
trench
two
upper
vegetable
walls
washed
whole
worms
yards
years