now was tinuviel in the sorest dread , for having gained what she desired , a chance of entering tevildo 's stronghold and maybe of discovering whether beren were there , she had no plan more , and knew not what would become of her -- indeed had she been able she would have fled ; yet now do those cats begin to ascend the terraces towards the castle , and one leap does umuiyan make bearing tinuviel upwards and then another , and at the third he stumbled so that tinuviel cried out in fear , and tevildo said : `` what ails thee , umuiyan , thou clumsy-foot ?