public boolean obtainWord(String wordStr) {
		boolean ret = false;
		Iterator<Word> ite = wordList.iterator();
		while ( ite.hasNext() ) {
			Word w = (Word)ite.next();
			if ( w.getString().equals(wordStr) ) {
				ret = true;
				obtainedList.add(w);
				/*lςݕ\쐬EǋL*/
				int dx=0;
				int dy=0;
				switch ( w.getOrient() ) {
					case RIGHT: dx = 1; break;
					case DOWN: dy = 1; break;
				}
				int x = w.getX();
				int y = w.getY();
				for(int i=0; i<w.getLength(); i++){
					typedletters[x+y*columns] = 1;
					x += dx; y += dy;
				}
				en = w.getString();
				ja = w.getjaString();
				ite.remove();
			}
		}
		return ret;
	}