formus
From LSJ
ἀλλ᾽ ἀμφὶ τοῖς σφαλεῖσι μὴ 'ξ ἑκουσίας ὀργὴ πέπειρα → to those who err in judgment, not in will, anger is gentle | men's wrath is softened toward those who have erred unwittingly
Latin > English (Lewis & Short)
formus: a, um, adj. ferv-veo; Sanscr. ghar-mas, glow, warmth; Gr. θερμός, θέρος; Lat. ferveo, fornus, fornax; O. H. Germ. waram; Engl. warm, Curt. Gr. Etym. p. 485,
I warm (ante-class.): forma significat modo faciem cujusque rei, modo calida, ut, cum exta, quae dantur, deforma appellantur, Paul. ex Fest. p. 83 Müll.; cf.: forcipes dicuntur, quod his forma, id est calida capiuntur, ib. p. 84: ‡ formucales (Scal. ‡ formucapes) forcipes dictae, quod forma capiant, id est ferventia, ib. p. 91.