private WordType getWordType(String word) {
		if (wordLoader.isPosSenWord(word)) {
			return WordType.POS;
		}
		if (wordLoader.isPosSemWord(word)) {
			return WordType.POS_SEM;
		}
		if (wordLoader.isPosCommentWord(word)) {
			return WordType.POS_COMMENT;
		}
		if (wordLoader.isNegSenWord(word)) {
			return WordType.NEG;
		}
		if (wordLoader.isNegSemWord(word)) {
			return WordType.NEG_SEM;
		}
		if (wordLoader.isNegCommentWord(word)) {
			return WordType.NEG_COMMENT;
		}
		if (wordLoader.isToneWords(word)) {
			return WordType.TONE;
		}
		if (wordLoader.isStopWord(word)) {
			return WordType.STOP_WORD;
		}
		return WordType.NEUTRAL_WORD;	
	}