doubtless
adverbUK /ˈdaʊtləs/
US /ˈdaʊtləs/
You are sure something is true.
Doubtless, she will be happy to see you.
OTHER MEANINGS
2. Certain and sure about something.
It is doubtless that the team will win.
3. Without any doubt or question.
He is doubtless the best player here.
4. Free from fear or worry about something.
She felt doubtless about her choice.