The story
- Latin · derived fromcōnspīrātiō
- Anglo-Norman · derived fromconspiracie
- Middle English · inherited fromconspiracie
- English todayconspiracy
From Middle English conspiracie, from Anglo-Norman conspiracie, from Latin cōnspīrātiō. By surface analysis, conspire + -acy.
Etymology from Wiktionary, CC BY-SA 4.0.