Frequency: The word is one of the 3000 most common words in English.
1.
If you are ~ about something, you are certain that it will happen in the way you want it to.
I am ~ that everything will come out right in time...
Mr Ryan is ~ of success...
Management is ~ about the way business is progressing.
? sceptical
ADJ: usu v-link ADJ, oft ADJ that, ADJ prep
~ly
I can ~ly promise that this year is going to be very different.
ADV: ADV with v
2.
If a person or their manner is ~, they feel sure about their own abilities, qualities, or ideas.
In time he became more ~ and relaxed...
= self-assured
ADJ
~ly
She walked ~ly across the hall.
ADV: usu ADV with v
3.
If you are ~ that something is true, you are sure that it is true. A ~ statement is one that the speaker is sure is true.
She is ~ that everybody is on her side...
‘Bet you I can’, comes the ~ reply.
ADJ: oft ADJ that
~ly
I can ~ly say that none of them were or are racist.
ADV: ADV with v