@type t() :: %Mnemonex.Config{
  as_list: term(),
  base_words: term(),
  group_sep: term(),
  groups_per_line: term(),
  line_prefix: term(),
  line_suffix: term(),
  metaphone_map: term(),
  rem_words: term(),
  total_words: term(),
  word_indices: term(),
  word_sep: term(),
  words: term(),
  words_per_group: term(),
  words_version: term()
}