Lewis & Short

in-suspĭcābĭlis, e, adj., not thought of, unexpected (eccl. Lat.); only subst.

    1. 1. insuspĭcābĭlis, is, m., one unexpected, not thought of: portavit diadema, Vulg. Sir. 11, 5.
    2. 2. Plur.: insuspĭcābĭlĭa, ĭum, n., fancies, imaginations: insuspicabilia cordis, Vulg. Sir. 25, 9.