[STENDIN, STENNIN, adj. Bounding, striding; energetic in walking, Clydes.]
    STENDLING, STENNIN, s.  The act of leaping or springing with great force; [taking long strides, S.]. (An Etymological Dictionary of the Scottish Language, Jamieson, 1879).

    Then said Kai, "Gwrhyr Gwalstawt Ieithoedd, go thou and salute yonder man."  "Kai," said he, "I engaged not to go further than thou thyself."  "Let us go then together," answered Kai.  Said Menw the son of Teirgwaedd, "Fear not to go thither, for I will cast a spell upon the dog, so that he shall injure no one."  And they went up to the mound whereon the herdsman was, and they said to him, "How dost thou fare, O herdsman?"  "No less fair be it to you than to me."  "Truly, art thou the chief?"  "There is no hurt to injure me but my own."  "Whose are the sheep that thou dost keep, and to whom does yonder castle belong?"  "Stupid are ye, truly!  Through the whole world is it known that this castle of Yspaddaden Penkawr."  "And who art thou?"  "I am called Custennin the son of Dyfnedig, and my brother Yspaddaden Penkawr oppressed me because of my possessions.  And ye also, who are ye?"  "We are an embassy from Arthur, come to seek Olwen the daughter of Yspaddaden Penkawr." (Mabinogion, Guest, 1910)