Frequency - Word Form
   1 logical
   1 philological
   3 meteorological
   1 philosophical
  33 chemical
  26 mechanical
   4 technical
   1 conical
   1 cylindrical
   1 spherical
   1 historical
  18 electrical
   4 magneto-electrical
   3 physical
   3 mathematical
   8 practical
   1 hypothetical
   1 theoretical
   1 political
   1 vertical
   4 special
   2 social
   2 terrestrial
   1 industrial
   6 essential
   1 thermal
   3 original
   1 eternal
   3 internal
   4 external
   3 coal
   1 goal
   5 general
   2 several
   1 spiral
   2 moral
  32 natural
   1 disposal
   5 universal
   2 metal
   6 mental
   1 fundamental
   1 experimental
   4 horizontal
   2 total
   6 individual
   1 continual
   7 equal
   1 usual
   4 intellectual
   4 perpetual
   1 feel
  19 wheel
   3 toothed-wheel
   1 flywheel
   4 steel
   1 daniel
   1 compel
   1 propel
   4 barrel
   8 vessel
   2 fuel
   3 level
   2 nail
   1 oil
   1 coil
   6 until
  54 all
   2 call
  12 fall
   6 shall
   9 small
   1 cell
   1 fell
   5 well
   1 maxwell
   1 skill
   3 mill
   2 windmill
   1 spill
   1 till
   3 still
  18 will
   1 roll
   1 pull
   2 cool
   1 peaceful
   1 careful
   1 useful
   1 plentiful
   8 powerful
   1 successful
   1 annul