This must be kept a profound secret, but it was very proper that Sonnenkamp should be informed of it.
He told her that he had been at the Major's the evening before, and he, wanted to go again, in order to request him and Fraeulein Milch to keep the matter a profound secret.
To retain the address of that lady a profound secret,” added Trevelyan.
In vain have I pressed him to remain here—to live here so long as you are my guest: no—he declares that he has business on his hands; and he keeps that business a profound secret.
He promised me most faithfully to keep the fact a profound secret," returned Vernon.
You yourself assured me that you kept your avocations a profound secret.
In a word, it is much safer that my presence in this country should remain a profound secret.
And the necessity of keeping those certain reasons a profound secret," continued Ellen, "has also prevented me from procuring the intervention of the police.
Except to these four interesting girls, my existence was a profound secret.
His sojourn in the capital was kept a profound secret.
I kept, of course, my recipe for making love a profound secret; but I did not venture to put it again into operation for two or three days.
Every word that I am going to say to you now must remain for the present a profound secret.
In the interests of your country and mine it is most important that the fact of our knowledge of this meeting should be kept a profound secret.
Because Rainford himself appeared to tell it to me as a profound secret," observed Georgiana.
Your Majesty may rest assured that I shall maintain the incidents of this evening a profound secret, and that I shall not abuse the privilege conferred upon me by this paper which bears your royal signature.
I promise thee, I was never better pleased with thee in my life; and unless thou hast a mind to discover it thyself, this affair may remain a profound secret for me.
Naturally, his very soul became aflame: when the dinner hour arrived, he told another boy as a profound secret what he had heard.
But whisper these charges in the ear of your neighbour: whisper them with bated breath: say that, as yet, the thing is a profound secret.
He was afraid lest his wife should get to know the cause of this delay, and he bound me to keep the affair a profound secret.
The line to be taken was kept a profound secret, and was not revealed until ten o'clock on the evening before starting.
The direction of the march was, even at that moment, a profound secret.
The above list will hopefully provide you with a few useful examples demonstrating the appropriate usage of "profound secret" in a variety of sentences. We hope that you will now be able to make sentences using this group of words.