Singede, sinned, [4066].

Singen, to sing, [27].

Singen, to sin, [172], [188].

A.S. singian.

Sinigeden, (pl.) sinned, [2205].

Sinne, sin, [182], [186].

Sinnes, sin's, [553].

Sinne-wod, sin mad, [1073].

Sir, sheer, pure, [518], [3580];

clearly, [3045].