Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
lēnĭtūdo, ĭnis, f. [1. lenis], softness, mildness, gentleness, calmness (very rare): orationis, Pac. ap. Cic. Tusc. 5, 16, 46 (Trag. Fragm. v. 247 Rib.): mira lenitudine ac suavitate abundat, Turp. ap. Non. 132, 3 (Com. Fragm. v. 189 Rib.): nimia in aliquem lenitudo, * Cic. Verr. 2, 4, 61, § 136.