public boolean wordValidator(String input) {
		//performs basic validation on the word
		if(input.length()<3){
			return false;
		}
		for(int x=0;x<input.length();x++){
			
			if(!Character.isLetter(input.charAt(x))){
				//not a valid letter
				return false;
			}
		}
		for(int x=0;x<playerWords.size();x++){
			if(input.equals(playerWords.get(x))){
				//word already played
				return false;
			}
		}
		return true;
		
	}