cause to become stone-like or stiff or dazed and stunned; "The horror petrified his feelings"; "Fear petrified her thinking"
make rigid and set into a conventional pattern; "rigidify the training schedule"; "ossified teaching methods"; "slogans petrify our thinking"
If something petrifies you, it makes you feel very frightened. Prison petrifies me and I don't want to go there. = terrify + petrifying pet·ri·fy·ing I found the climb absolutely petrifying. = terrifying
cause to become stone-like or stiff or dazed and stunned; "The horror petrified his feelings"; "Fear petrified her thinking