Vocabularies are all the words that exist in a particular language or subject.  
above across
almost along
also always
animal any
around asked
baby balloon
before began
being below
better between
birthday both
brother brought
can't change
children clothes
coming didn't
different does
don't happy
show sister
small something
sometimes sound
started still
stopped such
suddenly sure
swimming think
those thought
through today
together told
tries turn
turned under
walked walking
watch where
while white
whole why
window without
woke woken
word work
youngster yield
appear assemble
bargain beverage
bottom boundary
calculator condition
consider continent
create crockery
determine encourage
engaged excited
expect explore
fear figure
fuel garage
general generator
imagine mangrove
million moss
mushroom operate
pastry platform
stitch success
suggest terminal
towards twig
unite upper
utensil view
venture zest
  Here are some vocabularies under the category of mathematics and science terms  
absorb accuracy
addition algae
antibiotic area
average axis
bacteria beaker
birth breadth
breath breathe
calculate cause
centimetre chart
circumference classify
compare condition
conductive conductor
construction contact
conversion cube
cuboid curl
defecate device
diagram discount
disease dividend
drug electricity
diet digit
excessive excretion
experiment explain
explore extinct
faeces fern
float fraction
frequency fungus
fur gas
graph grease
grid hatch
height horizontal
income infer
inhale innovate
insulator investment
latex leaflets
leather length
life cycle limitation
liquids litre
lung magnify
mankind mass
maximum mean
measurement metal
millipede mimosa
minimum mixture
mode movement
oblong parallel
parent plant pendulum
percentage perimeter
predict profit
pulse quantity
range reaction
recycle reduce
reference reproduce
reuse round off
scale schedule
shelter shoot
silk solar system
stem solids
spores square
stage stimuli
sting sweat
urinate vaccine
value virus
volume width
wind pipe young plant