Frequency - Word Form
  12 object
  10 objects
   2 obliged
   1 observable
   1 observations
   1 observed
   1 observer
   1 observers
   1 obtain
   1 obtained
   1 obtaining
   2 obtains
   1 obviate
   2 obvious
   2 occasion
   3 occasionally
   1 occasions
   1 occupied
   1 occupies
   4 occupy
  15 occur
   1 occurred
   1 occurrence
   1 occurrences
   1 occurring
  10 occurs
   1 odd
   1 odours
  18 oesophagus
1758 of
  13 off
   1 off-hand
   1 offence
   5 offensive
  22 office
   2 offices
   1 offshoots
   3 offspring
   8 often
   1 oftentimes
   3 oil
   1 oily
   3 old
   1 olfaction
   1 olfactory
   2 olugos
   1 omitting
 132 on
   9 once
 169 one
   4 one-ness
   1 oneness
   5 ones
  84 only
   1 opacity
   4 open
   3 opening
   2 opens
   2 operation
   7 operations
   2 opinion
  12 opposite
   1 opposites
   2 oppositions
 257 or
  27 order
   1 orders
   2 ordinary
  36 organ
   3 organism
   1 organisms
  37 organs
  10 origin
   1 original
   1 originated
   3 originates
   1 originating
   1 origins
   1 oryx
   1 os
   1 osseous
   2 ostrich
 221 other
  51 others
   9 otherwise
   6 ought
  18 our
   2 ourselves
  44 out
   2 outer
   2 outgrowth
   1 outlets
   1 outset
   3 outside
   1 outstretched
  16 over
   1 over-fat
   1 over-repletion
   1 overcoming
   1 overlook
   1 overlooked
   1 overwhelmed
   5 ovipara
  15 oviparous
   3 owe
   1 owes
  29 owing
  12 own
   6 ox
   2 oxen
   1 oysters