Simple past tense and past participle of blench.(verb)
Wiktionary.org : Text is available under the Creative Commons Attribution-ShareAlike License
Use "blenched" in a sentence
"Gabriel now, as his eye rested full upon that threatening brow and those burning eyes, was convinced that he saw before him the terrible Pierre Guillot, whose very name blenched his father's cheek."
"Gabriel now, as his eye rested full upon that threatening brow and those burning eyes, was convinced that be saw before him the terrible Pierre Guillot, whose very name blenched his father's cheek."
"Her lips at length became blenched and her eye dim; yet she spoke not of any desire to see a priest, until Elspeth Glendinning in her zeal could not refrain from touching upon a point which she deemed essential to salvation."