| Base form | Past Simple | Past Participle | |
|
apologise
|
apologised
|
apologised
|
|
|
-ing form
apologising
|
s
apologises
|
apologise / apologize (The British spelling uses 's', and the American, 'z'.)
apologise
|
rise
|
practise
|
advise
|
arise
|
authorise
|
exercise
|
improvise
|
memorise
|
modernise
|
optimise
|
promise
|
raise
|
recognise
|
supervise
|
surprise
|