Simple past tense and past participle of martyr.(verb)
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Use "martyred" in a sentence
"Her forehead had what Domini secretly called a martyred look."
"As the days pass, our participants discover and discuss new possibilities of psychophysiological self-regulation - breathing deeply to relax in spite of the anxious anticipation of leading a group for the first time, or to find a calm place from which to encounter memories of family members "martyred" by violence."
"Jalili said the "martyred" scientist managed to train hundreds of others before his death."