A thesaurus would give you synonyms and antonyms. The answer is thesaurus.
Because they don't want to read or write about something that may not even be true, or it could just be an opinion.
Can you provide the page?
Good scientific writing is clear
it avoids unnecessary detail and simple
it uses direct language
avoiding vague or complicated sentences.
It's a verb that has to have a ACTION and a SUBJECT is the sentence.