simple past tense and past participle of shorten
"The teacher shortened the essay assignment to just three paragraphs instead of five."
cut short in duration
"the abbreviated speech"
"her shortened life was clearly the result of smoking"
"an unsatisfactory truncated conversation"
shortened by or as if by means of parts that slide one within another or are crushed one into another
"a miracle that anyone survived in the telescoped cars"
"years that seemed telescoped like time in a dream"