συγκινδυνεύω

τισι
A. incur danger along with others, τισι Th. 8.22, Plu. Art. 8, etc.; τῷ φράζειν ς. τινί by saying, Pl. Lg. 969a; μετά τινος Plb. 2.3.5: abs., share in the danger, be partners in danger, X. Ages. 11.13, Pl. Phlb. 29a, D. 15.19, etc.; πρὸς τοὺς βαρβάρους OGI 765.21 (Priene): c. dat. modi, τῷ ναυτικῷ with their navy, Isoc. 8.97.
Liddell, Scott & Jones
A Greek-English Lexicon, 1940
An open-access project