Vocabulary and grammar of concealed intent

Zuhayr ibn Abī Sulmā: Ḥuṣayn ibn Ḍamḍam, Revenge and the Cost of Bloodshed (Verses 33–42)

ExpressionBasic senseFunction in context
طَوَىPast verb: he foldedConcealment
كَشْحًاFlank; accusativePart of the idiom
مُسْتَكِنَّةٍHidden, settledInner intention
أَبْدَاهَاHe revealed itDisclosure of the secret

Reading ṭawā kashḥan as only a bodily motion would miss its idiomatic force. It is a kināyah for concealment, contrasted with revealing the plan.