英和和英

not suspected or believed likely

cause to be distrusted or disbelieved

without question

without suspicions

freedom from doubt

the action of being suspicious without basis

There can be not doubt about it.

You should not suspect people so―distrust people so.

unfounded suspicions

with suspicion

to take something for granted

without doubt or question

with distrust

the condition of half believing and half doubting something

It admits of no doubt

beyond question

beyond all doubt

a large amount of doubt

There is not a shadow of doubt―not the shadow of a doubt―not the faintest shadow of a doubt.

not open to doubt

subject to being discredited

to admit of doubt

being of questionable authenticity

to have a doubt

There is not a shadow of doubt―not the shadow of a doubt―about it.

There's no doubt about it.

There is no room for doubt.

I harbour doubts

doubt about the truth of something

Sorry I doubted you.