Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
tĭtŭbantĭa, ae, f. [titubo], a staggering, wavering (very rare): linguae, i. e. stammering, Suet. Claud. 30; so too, oris, id. Vit. 6; cf. the foll. art., I.