54-, 33-, 30- and 14-Down ) Word of the Day:  "LOUISE"  ( 21A: Title heroine of a Gustave Charpentier opera ) ? Louise  is an  opera  ('roman musical') in four acts by  Gustave Charpentier  to an original French libretto  by the composer, with some contributions by  Saint-Pol-Roux , a  symbolist  poet