Synonyms of petrifying

Verb

1. petrify, deaden, blunt

usage: cause to become stonelike or stiff or dazed and stunned; "The horror petrified his feelings"; "Fear petrified her thinking"

2. lapidify, petrify, fossilize, fossilise

usage: change into stone; "the wood petrified with time"

3. rigidify, ossify, petrify, stiffen

usage: make rigid and set into a conventional pattern; "rigidify the training schedule"; "ossified teaching methods"; "slogans petrify our thinking"

Adjective

1. petrifying, alarming (vs. unalarming)

usage: paralyzing with terror