Answer:
The letter S is added to pluralise most words in the English language. eg. Letter to Letters Word to Words and Language to Languages. But I am a word that is pluralised with the addition of the letter C.
Ten men's strength, ten men's length. Ten men can't break me, yet a young boy walks off with me. What am I?
I have a frame but no pictures. I have poles but not standing up. What am I?
I am a rock group with four members all of whom died in plane crashes. Who am I?
I plow and plow but never sow.
I flow from the Homerβs mouth when he sees doughnuts.