Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
sublĭgācŭlum, i, n. [subligo], a waistband, breech-cloth, Cic. Off. 1, 35, 129; cf. Non. 19, 21.
Called subsequently sublĭ-gar, āris, n., Mart. 3, 87, 4; Juv. 6, 70; Plin. 12, 14, 32, § 59; and sublĭgātūra, ae, f., Theod. Prisc. 1, 26.