Latinitatis medii aevi lexicon Bohemorum (thanks to the Centre for Classical Studies at the Institute of Philosophy of the Czech Academy of Sciences (www.ics.cas.cz/en)) (2017): abstrudo
abstrudo abstrudo, -ere, -trusi, -trusum 1 abscondere – skrýt
+ 2 obturare, obstruere – zacpat: a-ere zaczpati |LexS p.122b|; a-o...zaczpati, skryti |VocLact f.Y 8vb|.