Most Frequent Words for English (Australia) starting with 'O'
- of
 - on
 - or
 - one
 - other
 - out
 - only
 - over
 - our
 - off
 - old
 - own
 - open
 - often
 - order
 - once
 - office
 - others
 - overall
 - organization
 - outside
 - official
 - opportunity
 - operations
 - obviously
 - originally
 - object
 - online
 - original
 - okay
 - outcome
 - owner
 - option
 - occurred
 - ownership
 - opening
 - ought
 - onto
 - operate
 - ordinary
 - obtain
 - overseas
 - obviously
 - officer
 - organic
 - odd
 - opposite
 - overall
 - occasionally
 - obvious
 - ourselves
 - outlook
 - overnight
 - offering
 - organisation
 - origins
 - occupation
 - output
 - ongoing
 - outer
 - opponent
 - objective
 - outline
 - overcome
 - omission
 - operational
 - operator
 - observation
 - overwhelming
 - optional
 - optimistic
 - oral
 - obligation
 - oven
 - overtook
 - oxygen
 - ownership
 - occupy
 - orientation
 - ownership
 - officially
 - objection
 - occurrence
 - origin
 - overlooked
 - outermost
 - overwhelmingly
 - offence
 - opted
 - overdue
 - ocean
 - otherwise
 - occupational
 - outstanding
 - offset