Lewis Short
(verb) : rē-stillo, āvi, 1, and
* A., to drop back; to fall back in drops. *
* Neutr., Prud. adv. Symm. 2, 287.—*
* Act.: quae (tuae litterae) mihi quiddam quasi animulae restillarunt,have instilled again,Cic. Att. 9, 7, 1 Orell. N. cr. dub. (B. and K. stillarunt).
Charlton T. Lewis, Charles Short, A Latin Dictionary