Dade

v. i. To walk unsteadily, as a child held up by leading strings, or just learning to walk; to move slowly; to daddle. [Obs.]

No sooner taught to dade, than from their mother trip. Drayton.

n. A kind of bird, apparently a wader.

There's neither swallow, dove, nor dade, Can soar more high or deeper wade. Loyal Garland, 1686.