do.
Concise Oxford English Dictionary © 2008 Oxford University Press:
do.
▶abbreviation ditto.
'do.' also found in these Oxford entries:
abet
- ability
- able
- access
- accomplishment
- account
- accurate
- act
- action
- active
- adjure
- ado
- affair
- affairé
- afford
- afraid
- age
- agenda
- agent
- agile
- agitate
- agree
- aikido
- aliterate
- allophone
- allow
- alternate
- alternative
- alternative energy
- altogether
- ambition
- anaphora
- animus
- anxious
- apostrophe
- apt
- arse
- ask
- aspire
- assault
- atresia
- augur
- auxiliary verb
- awkward
- background
- backward
- bad
- badger
- bang
- bardo

