better
better safe than sorry

bother
I'm sorry to bother you

disoblige
I'm sorry to disoblige you

dreadfully
I'm dreadfully sorry!

figure
...cut a sorry figure

imagine
you can't imagine how sorry he was

nuisance
sorry to be a nuisance

pickle
...in a sorry pickle

plight
...in a sorry plight

safe
better safe than sorry

say
I've said I'm sorry

sorry
to be sorry for somebody

spectacle
a sorry spectacle

stuff
this book is sorry stuff

trouble
I'm sorry to trouble you