a. (UN-1 7 b.)

1

1611.  Cotgr., Inexplicable,… vndisplayable, vnexpoundable.

2

1835.  Court Mag., VI. 230/1. In spite of legal interdictions and unexpoundable acts of parliament.

3

1844.  North Brit. Rev., I. 147. Dark sayings and unexpoundable dogmas.

4