class Bundler::SimilarityDetector

def similar_word_list(word, limit=3)

(eg "a, b, or c")
return the result of 'similar_words', concatenated into a list 
def similar_word_list(word, limit=3)
  words = similar_words(word,limit)
  if words.length==1
    words[0]
  elsif words.length>1
    [words[0..-2].join(', '), words[-1]].join(' or ')
  end
end