"falsely confident" is a correct and usable phrase in written English.
You can use it when you want to describe someone who is overly confident without any evidence to back up their claims. For example: She was falsely confident that she knew the answer to the question, but she ended up being wrong.
Yet, falsely confident in his majority, he made little effort to reach out.
Whatever that day's subeditors thought they were doing, their choice now sounds as falsely confident as a rambler about to step off a ledge.
He had a rare talent for dismantling the airs and graces that the rich, the powerful, and those falsely confident in their opinions clothes themselves with in a light but penetrating way.
Instead, results were used to provide reassurance: I suppose initially the main weakness was the time delay in getting the results back…..as this has gone on we have come to be, I don't know, maybe falsely confident that they won't be the same so it doesn't really matter that it takes a bit of time [8: Ribotyping Trust].
Eighteen amplicons were "falsely positive" by HRM.
Such cases will be dealt with robustly and those falsely accused should feel confident that the CPS will prosecute these cases wherever there is sufficient evidence and it is in the public interest to do so.
However, many residents feel unsure about their skills in resuscitation, and those who feel confident may be falsely self-assured3.
(This isn't to say that falsely asserting misinformation will make you more confident and well liked. But it does show that self-belief is a noticeable and powerful quality in social interaction).
The confidence question inquired "How confident are you in your answer?" with response options A) very confident, B) confident, C) somewhat confident, or D) not at all confident.
Highly confident eyewitnesses fingered the suspect about 75% of the time, and falsely accused one of the five innocent people less than 20% of the time.
Nevertheless we used the p value ≤ 0.05 as a cut off so as to be confident that the genes that are included in the FnrL regulon are not falsely identified and to be consistent with similar studies in other species.
