This is the 5938th most frequent Arabic word.
واستشهد
"Was'tushhida" means "was martyred" or "gave testimony" depending on the context.
Here, 'واستشهد' means 'quoted or cited' and is used to indicate referring to a source for support.
استشهد المؤلف بآية من القرآن الكريم في كتابه.
The author quoted a verse from the Holy Quran in his book.
In this context, 'واستشهد' means 'was martyred' and describes the sacrifice of life for a noble cause.
استشهد الجندي في المعركة دفاعاً عن وطنه.
The soldier was martyred in the battle defending his homeland.
Here, 'واستشهد' refers to 'quoting or citing' events, used in a legal or testimonial sense.