The word "more shortened" refers to something that has been reduced even further from its original length or size. The antonyms, or opposites, of this word would be "elongated," "expanded," "lengthened," or "prolonged." These words suggest an increase in size or length from the original form, which is the opposite of being shortened. For example, a piece of fabric that has been more shortened could be elongated by adding more material to increase its length. Similarly, a conversation that was shortened could be prolonged by adding more topics or continuing the discussion further. Antonyms of "more shortened" are useful to express the opposite meaning in a sentence.