Stílen

According to the Old English Dictionary:

stílen

adj. Of steel, hard as steel :--Ðære stýlenan helle, Salm. Kmbl. 978 ; Sal. 490. Ne mihte ic of ðære heortan heardne áðringan stýlenne stán, 1009 ; Sal. 506. [Wæs þe stelene brond swiðe brad and swiðe long, Laym. 7634. The stilen swerde, Parten. 256. O. Frs. stélen : O. H. Ger. stélin ex calibe.] stilen