BreadcrumbHome » Resources » Antonym and Synonym Challenge – The Morel of the Story Antonym and Synonym Challenge – The Morel of the Story ActivityMiddle SchoolLess than 30 minutes...Compare and ContrastVocabularyWord Challenge... For each word pair, identify whether the pair are antonyms or synonyms. English Download Activity (PDF) Part Of The Morel of the Story - Vol. 1 No. 8 Explore Full Monograph ContentGlossary Download PDF Glossary View All Glossary classification(kla sə fə kā shən): Systematic arrangement in groups or categories according to established criteria. collaboration(kǝ la bǝ rā shǝn): The act of working together. decay(di kā): To break down, rot, or undergo decomposition. domestic(dǝ me stik): Living with or under the care of human beings. edible(e də bəl): Fit to be eaten. observation(äb sәr vā shәn): An act of recognizing and noting a fact or occurrence often involving measurement with instruments. organic(ȯr ga nik): Of, relating to, or obtained from living things. preliminary(pri li mə ner ē): Something that comes first in order to prepare for or introduce the main part of something else. specialized(spe shə līzd): Designed, trained, or fitted for one particular purpose or occupation.