supercerno
Could not find supercreuit in Logeion dictionaries.
supercreuit Verb: perfect active indicative 3rd singular of supercerno
sŭper-cerno, ĕre, v. n.,
- to sift upon or over: terram cribris, Plin. 17, 10, 14, § 74 (better superincerno).
sŭpercernō, ĕre, tr., cribler au-dessus : *Plin. 17, 10.