A.words B.sounds C.objects D.ideas
A.Jacob Grimm B.Rasmus Rask C.Franz Bopp D.Sir William Jones
A.vocal thought B.subvocal thought C.covert thought D.overt thought
A.synonyms B.hyponyms C.antonyms D.homophones
A.gradable antonyms B.converse antonyms C.co-hyponyms D.synonyms