x1 fails at doing x2 (state/event); x1 is a failure at its role in x2.
Baffled (= pesfli, jmifli, dafspufli, menfli, among other senses); also x2 ceases/does not complete/fails to continue due to failure on the part of x1. See also cfila, snada, srera, troci, sisti, ranji, denpa, bebna, zunti.