synonym vs antonym
- two words that can be interchanged in a context are said to be synonymous relative to that context
I'd say name it except for your second point, that named Wealden brachiosaurids are plentiful and once better material is described, some would near certainly be synonymized.
The range of the word would be the definitions contained in the dictionary, and the field would be all the synonyms and antonyms that might be found in a thesaurus.
For many Africans, the ‘coffin-headed’ black mamba is synonymous with death.
- a word that expresses a meaning opposed to the meaning of another word, in which case the two words are antonyms of each other
He fractured grammar to create double or triple meanings; he developed enigmas to give his readers the satisfaction of interpreting them; he used a vocabulary of homonyms and antonyms to create multiple possible meanings…
Again, there must be several thousand distinct strings in this set, and this is one of many patterns where there would be something to be learned about synonyms, antonyms and word associations by compiling the list.
We can find 692 antonym pairs in English where both words have the same length: