obpressus

1.

oppressus ( obp- ), a, um, Part., from opprimo.

2.

oppressus ( obp- ), ūs, m. [opprimo], a pressing down, pressure ( poet. and in post-class. prose):

in oppressu valido,

Lucr. 1, 851:

montis,

Sid. Ep. 9, 11.