Simple python functions to generate a "word train" where each word has to share its "prefix" with the previous word's "suffix".

Example (portuguese words):

comboio
comboios
      oscar
      oscares
        carestia
          restia
          restias
             tias
              ias
               asa
               asas
                sas
                 ascenda
                 ascendam
                      dama
                      damas
                      damasco
                      damascos
                           cosa
                           cosas
                              ascende
                              ascendem
                                 endemica
                                 endemicas
                                       casa
                                       casaca
                                       casacao
                                           cao
                                           caos
                                            aos
                                             oscila
                                             oscilacao
                                                ilacao
                                                   caotica
							...