warstl't

Just the ae keek it gied, and back to the rope. But now it wroucht and warstl't like a thing dementit. There never was the solan made that wroucht as that solan wroucht; and it seemed to understand its employ brawly, birzing the saft rope between the neb of it and a crunkled jag o' stane. There gaed a cauld stend o' fear into Tam's heart. "This thing is nae bird," thinks he.

Robert Louis Stevenson - The Works of Robert Louis Stevenson - Swanston Edition, Vol. 11

But now it wroucht and warstl't like a thing dementit. There never was the solan made that wroucht as that solan wroucht; and it seemed to understand it's employ brawly, birzing the saft rope between the neb of it and a crunkled jag o' stane. There gaed a cauld stend o' fear into Tam's heart. "This thing is nae bird," thinks he. His een turnt backward in his heid and the day gaed black about him.

Robert Louis Stevenson - David Balfour, Second Part : Being Memoirs Of His Adventures At Home And Abroad, The Second Part: In Which Are Set Forth His Misfortunes Anent The Appin Murder; His Troubles With Lord Advocate Grant; Captivity On The Bass Rock; Journey Into Holland And France; And Singular Relations With James More Drummond Or Macgregor, A Son Of The Notorious Rob Roy, And His Daughter Catriona

But now it wroucht and warstl't like a thing dementit. There never was the solan made that wroucht as that solan wroucht; and it seemed to understand its employ brawly, birzing the saft rope between the neb of it and a crunkled jag o' stane. There gaed a cauld stend o' fear into Tam's heart. "This thing is nae bird," thinks he. His een turnt backward in his heid and the day gaed black aboot him.

Robert Louis Stevenson - Catriona