As adjectives the difference between oppressed and appressed
is that oppressed is subject to oppression while appressed is closely flattened down.
As verbs the difference between oppressed and appressed
is that oppressed is past tense of oppress while appressed is past tense of appress.
appressed
English
Verb
(head)
(appress)
Adjective
(
en adjective)
(biology, mycology) Closely flattened down.