code: def secondlast_char(word):
      """
      Return the second last letter example: zerrouki; 'k' is the second last.
      @param word: given word
      @type word: unicode
      @return: the second last letter
      @rtype: unicode char
      """
      return word[-2:-1]
  
imports: import re
  from cltk.phonology.arb.utils.pyarabic import stack
label_desc: Use image node_id 30 for calling a global function with example usage: secondlast_char(word) and returns: word