Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
† techna (techina, Plaut. Most. 3, 1, 23 Lorenz ad loc.; id. Poen. 4, 1, 1), ae, f., = τέχνη, a wile, trick, piece of craft or subtilty, artifice, cunning device (ante-class.): tum igitur ego deruncinatus, deartuatus sum miser Hujus scelesti technis, Plaut. Capt. 3, 4, 109; id. Bacch. 3, 2, 8; Ter. Heaut. 3, 1, 62; id. Eun. 4, 4, 51.