great, total, utter
mild, slight, some
initial
After the initial surprise I got to like the place.

mock
His eyebrows rose in mock surprise.

genuine, real

express, register, show
feign
He feigned surprise when I went up and said hello.

hide
She was quick to hide her surprise.

cause
The president's remarks caused surprise and embarrassment.

in surprise
‘Walk twenty miles!’ repeated the old man in surprise.

to sb's surprise
Much to her surprise, she enjoyed the party.

with surprise, without surprise
It was with some surprise that I read of his resignation.

surprise at
She showed no surprise at the news.

an expression of surprise, a look of surprise
I could not believe the look of surprise on his face.

a gasp of surprise, a scream of surprise, a shriek of surprise
the element of surprise
The Egyptian team relied on the element of surprise to defeat their stronger opponents.

catch sb by surprise, take sb by surprise
The storm took us completely by surprise.

imagine my surprise when …
Imagine my surprise when I found out he wasn't really a doctor.

surprisesurprise (humorous)
Bob turned up half an hour late, surprise surprise.

big, complete, genuine, great, huge, major, real, total
unexpected
lovely (esp. BrE), nice, pleasant, wonderful
nasty, unpleasant, unwelcome
little
I have a little surprise for you!

be, come as
get, have
I had a wonderful surprise when I saw Mark there.

give sb, spring
Johnson sprung a surprise by winning the first round.

be in for
Your mother's in for a bit of a surprise when she gets home.

ruin, spoil

announcement, appearance, party, visit
hit, victory, win
defeat
attack
They launched a surprise attack on the Russian fleet.

winner
Roach was the surprise winner of the £10 000 first prize.

guest

surprise for
It was a complete surprise for me.

surprise to
His refusal came as no surprise to his boss.

a bit of a surprise, quite a surprise
hold few, many, no, etc. surprises
She feels that the future holds few surprises.