2248456 Is it fatal? CK 1 1553876 It can be fatal. Spamster 1844997 It could be fatal. fekundulo 277317 Fatal errors arise from carelessness. CM 29128 The slightest mistake may lead to a fatal disaster. CM 264954 A slip of the tongue is sometimes fatal to a politician. CM 847233 The loneliness and drabness of working away from people are fatal to his best effort. Source_Benedict_1921