circumloquor
From LSJ
Ἐς δὲ τὰ ἔσχατα νουσήματα αἱ ἔσχαται θεραπεῖαι ἐς ἀκριβείην, κράτισται → But for extreme illnesses, extreme remedies, applied with severe exactitude, are the best (Hippocrates, Aphorism 6)
Latin > English (Lewis & Short)
circum-lŏquor: lŏcūtus, lŏqui, v. n.,
I to make use of circumlocution or periphrasis (post-class.), Aus. Ep. 6, 7, and 146, 15.