This is known in the craft as monologophobia. Theodore Bernstein, a NYT journalist, who coined the phrase, described a monologophobe as someone 'who would rather walk naked in front of Saks Fifth Avenue than be caught using the same word more than once in three lines of type'.
The most common example is journalists' aversion to repeating words like 'said' or 'told'. People don't _say_ things any more, they: continue, explain, add, verbalise, enunciate, vocalise, and so on.
The most common example is journalists' aversion to repeating words like 'said' or 'told'. People don't _say_ things any more, they: continue, explain, add, verbalise, enunciate, vocalise, and so on.