frīguscŭlum — Lewis & Short
frīguscŭlum, i, n.dim.frigus,
I slight cold (post-class.).
I Lit., Tert. de Anim. 25.—
II Trop., coolness, variance, disagreement between man and wife:
quid si divortium non intercesserit, sed frigusculum? profecto valebit donatio, si frigusculum quievit,Dig. 24, 1, 32, § 12 (al. fribusculum).