Brain fart.

Something like onamanfuckmeah

Generally it is literally called a “tip-of-the-tongue” state in psych literature. Presque vu is the “fancy” french term for it, and means almost seen, similar to deja vu (already seen).

E: as a sidenote, I am fairly sure Vsauce had a video on this.

sometimes it’s something that can’t be looked up like a song tune or a scene from a show. i tried searching once using humming and it didn’t work, but thankfully it only took a couple days for me to remember where it was from

“stubborn”