Origin: Latin suffix -ory
Accusatory has 2 different meanings across 1 category:
containing or expressing accusation
"an accusative forefinger"
"black accusatory looks"
"accusive shoes and telltale trousers"
"his accusing glare"
pertaining to, or containing, an accusation
The word comes from the Latin accūsātōrius, which was adopted through Middle French and Middle English. It originally meant "relating to an accusation."