6.4 Antonymy
Types of antonyms
Antonyms may be classified on the basis of semantic contrast and of morphological structure.
on the basis of morphological structure.
1). Root antonyms 词根反义词 2). Derivational antonyms 派生反义词
happy sad unhappy
polite productive rude destructive impolite unproductive
Existence,possible, loyal, prewar, code, harmful