1.
If you are ~ about something, you do not know what you should do, what is going to happen, or what the truth is about something.
He was ~ about his brother’s intentions...
They were ~ of the total value of the transaction...
He stopped, ~ how to put the question tactfully...
With some hesitation and an ~ smile, she held out her hand.
= unsure
? certain
ADJ: usu v-link ADJ, oft ADJ about/of n, ADJ wh/that
~ly
He entered the hallway and stood ~ly.
ADV: usu ADV after v
2.
If something is ~, it is not known or definite.
How far the republics can give practical help, however, is ~...
It’s ~ whether they will accept the plan...
Students all over the country are facing an ~ future.
ADJ: usu v-link ADJ, oft it v-link ADJ wh
3.
If you say that someone tells a person something in no ~ terms, you are emphasizing that they say it strongly and clearly so that there is no doubt about what they mean.
She told him in no ~ terms to go away.
PHRASE: PHR after v emphasis