skleren

Middle English

Etymology

From sklere (“a veil, headdress; a cloak or an overgarment”).

Verb

skleren (third-person singular simple present sklereth, present participle sklerende, sklerynge, first-/third-person singular past indicative and past participle sklered)

to veil, conceal
With fayre honyed wordes heretykes and mis-meninge people skleren and wimplen their errours. — Testament of Love, Thomas Usk

References

Middle English Dictionary