code: public SpellcheckOptions collateParam(String param, Object value) {
  		return potentiallySetCollate().createNewAndAppend(SpellingParams.SPELLCHECK_COLLATE_PARAM_OVERRIDE + param, value);
  	}
docs: This parameter prefix can be used to specify any additional parameters that you wish to the Spellchecker to use
  when internally validating collation queries.
  
  @param param
  @param value
  @return