Un-deópþancol

According to the Old English Dictionary:

un-deópþancol

adj. Not given to think deeply, shallow :-- Nú smeáð sum undeópðancol man hú God mæge beón ǽghwǽr ætgædere, and náhwár tódǽled, Homl. Th. i. 286, 29. un-deopþancol