Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
ĭnānĭlŏquus, a, um, adj. [inanis-loquor], that talks in vain, Plaut. Ps. 1, 3, 24 Ritschl N. cr.; cf. inaniloquus κενολόγος, Gloss. Philox.