An obscure branch of magic, but a highly useful one.
Great billowing clouds of greenish smoke obscured him within seconds.
He caught a brief glimpse of a gloomy high-ceilinged, twin-bedded room; then there was a loud twittering noise, followed by an even louder shriek, and his vision was completely obscured by a large quantity of very bushy hair.
’You think McGonagall was right, do you?’ said Harry angrily to the picture of Cornelius Fudge obscuring Hermione’s face.
As for the freakish death of an obscure Department of Mysteries employee in St Mungo’s, Harry, Ron and Hermione seemed to be the only people who knew or cared.
’Yeah, tha’s righ’,’ said Hagrid, and a softened expression appeared on the few inches of face that were not obscured by beard or green steak.
’Better dead than what happened to them… and that’s Emmeline Vance, you’ve met her, and that there’s Lupin, obviously… Benjy Fenwick, he copped it too, we only ever found bits of him… shift aside there,’ he added, poking the picture, and the little photographic people edged sideways, so that those who were partially obscured could move to the front.
When Alicia Spinnet turned up in the hospital wing with her eyebrows growing so thick and fast they obscured her vision and obstructed her mouth, Snape insisted that she must have attempted a Hair-thickening Charm on herself and refused to listen to the fourteen eyewitnesses who insisted they had seen the Slytherin Keeper, Miles Bletchley, hit her from behind with a jinx while she worked in the library.
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The obscure battle is hardly mentioned in history books.
Nobody had seen the poem before, but an Internet search proved she had copied an obscure poem written in 1920.