foo.js

  var inOrnagai = function(word) {
    var result = [];
    makeRequest(word, function(status, response) {
      var words = JSON.parse(response);
      result = words.filter(function(value) {
        return value.word.toLowerCase() === word.toLowerCase();
      });
      console.log("Inside: ", result);
    });
    console.log("Outside: ", result);
    return result;
  };