συνεπιρρώννυμι
From LSJ
Πολλοὺς ὁ πόλεμος δι' ὀλίγους ἀπώλεσεν → Bellum paucorum gratia aufert plurimos → Der Krieg vernichtet viele wegen weniger
English (LSJ)
A help to strengthen or support, τοὺς Ἕλληνας Plu.Alex.33, cf. Brut.49:—Pass., of language, to be based firmly at the same time on, τοῖς ὕψεσι Longin.11.2.