beyond a shadow of a doubt
Without any doubt or hesitation at all.
I knew beyond a shadow of a doubt that my sister would want to go to the concert.
ADJ
considerable, grave, real, serious, severe
slight
I have a slight doubt about whether we should leave so early tomorrow morning.
gnawing, lingering, nagging, niggling | growing, increasing
personal, private
She had personal doubts about whether the new job was really right for her.
reasonable
There is reasonable doubt about whether he actually saw the accident happen.
religious
VERB + DOUBT
arouse, raise
The recent scandal has aroused considerable doubt about the company's honesty.
entertain, feel, harbour, have
My boss harboured serious doubts about whether the new project would actually succeed.
express, voice
clear up, dispel, remove, resolve
The new test results finally resolved our doubts about whether the treatment would work.
cast, throw
The witness's contradictory statements threw doubt on the defendant's alibi.
call sth into, throw sth into
Recent safety tests have called the new product into doubt.
be open to
Whether that restaurant review is accurate remains open to doubt.
DOUBT + VERB
appear, arise
Some doubts arose about whether the new software would actually work properly.
exist
Some doubt exists about whether that restaurant is actually open on Sundays.
persist, remain
surround sth
Many doubts surrounded the decision to close the local hospital last year.
PREP
beyond (a/all/any) ~
His talent as a musician is beyond any doubt.
in ~
When the game was cancelled due to bad weather, the team's chances of winning the championship were suddenly in doubt.
without (a) ~
He is without a doubt the kindest person in our entire office.
~ about/over
There is growing doubt about whether the new policy will actually work.
PHRASES
beyond/without a shadow of (a) doubt
The new safety equipment will, beyond a shadow of doubt, protect workers from injury.
have your doubts about sth
She claims the new restaurant is excellent, but I have my doubts about it.
ADV
seriously, very much
She very much doubted that her son would finish his homework without being asked.
privately
Sarah privately doubted whether her friend's excuse was genuine, but she said nothing.