v. Obs. rare–1. [OE. *astęncan, f. A- pref. 1 + stęncan to STENCH. Cf. G. erstänken.] To assail with stench.

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c. 1225.  St. Marhar., 12. Stute nu … to astenchen me wið þe stench þat of þi muð stiheð.

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