Question

If you have c______ knowledge, you know that a particular thing is true.If you have certain knowledge, you know that a particular thing is true.He had been there four times to my certain knowledge. adjectiveIf you are certain about something, you firmly believe it is true and have no doubt about it. If you are not certain about something, you do not have definite knowledge about it.She's absolutely certain she's going to make it in the world.We are not certain whether the appendix had already burst or not.It wasn't a balloon–I'm certain of that.If you say that something is certain to happen, you mean that it will definitely happen.However, the scheme is certain to meet opposition from fishermen's leaders.It's not certain they'll accept the Front's candidate if he wins.Brazil need to beat Uruguay to be certain of a place in the finals.The Prime Minister is heading for certain defeat if he forces a vote.Victory looked certain.If you say that something is certain, you firmly believe that it is true, or have definite knowledge about it.One thing is certain, both have the utmost respect for each other.It is certain that Rodney arrived the previous day.If you have certain knowledge, you know that a particular thing is true.He had been there four times to my certain knowledge.

Accepted Answer

certain A2

query	If you have c______ knowledge, you know that a particular thing is true.If you have certain knowledge, you know that a particular thing is true. He had been there four times to my certain knowledge.
word	certain
full-definition	adjective If you are certain about something, you firmly believe it is true and have no doubt about it. If you are not certain about something, you do not have definite knowledge about it. She's absolutely certain she's going to make it in the world. We are not certain whether the appendix had already burst or not. It wasn't a balloon–I'm certain of that. If you say that something is certain to happen, you mean that it will definitely happen. However, the scheme is certain to meet opposition from fishermen's leaders. It's not certain they'll accept the Front's candidate if he wins. Brazil need to beat Uruguay to be certain of a place in the finals. The Prime Minister is heading for certain defeat if he forces a vote. Victory looked certain. If you say that something is certain, you firmly believe that it is true, or have definite knowledge about it. One thing is certain, both have the utmost respect for each other. It is certain that Rodney arrived the previous day. If you have certain knowledge, you know that a particular thing is true. He had been there four times to my certain knowledge.
cefr-level	A2

Thing Knowledge True Times Firmly Definite She's C