Suffulcio, suffulcis, suffulcíui, suffulcîtum, pe. pro. vel suffulsi, suffultum, suffulcîre. Varro. Plaut.To stay or holde vp: to sustaine or beare vp. Vide FVLCIO. Cibus suffulcit artus. Lucret.
Lewis and Short: Latin dictionary
suf-fulcĭo (subf-), fulsi, fultum, 4, v. a., to prop underneath, to underprop, prop up, support (mostly ante- and post-class.; not in Cic.). I.Lit.: porticus paribus suffulta columnis, Lucr. 4, 427: maxillas et cervices pulvillis, App. M. 10, p. 248, 26: lectica Syris suffulta, i. e.
, Sen. Troad. 105.—II.Trop.: propterea capitur cibus, ut suffulciat artus, Lucr. 4, 868; so, artus, id. 4, 951. (In Plaut. Mil. 2, 2, 54, the correct read. is suffigit; v. Ritschl ad h. l.)