https://repl.it/DD97/19 created by amosgwa

BOGO.js

//Create Nodes class
function node(data,child){
	this.data = data;
	//Array of nodes
	this.child = child;
	this.visited = false;
}

//print the child
node.prototype.print = function(){
	var result = this.data+" : ";
	for(var i in this.child){
		result += this.child[i].data+" ";
	}
	console.log(result);
}

//Inputs
//Input boggle matrix
var boggle = [['G','I','Z'],
		     ['U','E','K'],
		     ['Q','S','E']];

//Dictionary
var dictionary = new Set();
dictionary.add('GEEKS');
dictionary.add('QUIZ');

dictionary.forEach(function(v){console.log(v);});

//Create each cell with node
var boggleNode = [];
for(var i in boggle){
	boggleNode[i] = [];
	for(var j in boggle[i]){
		boggleNode[i].push(new node(boggle[i][j],[]));
	}
}

//Find adjacent nodes
for(var i in boggle) {
	for(var j in boggleNode[i]){
		//find the adjacent
		var tmp = [];
		for(var y = i-1; y <= i+1 && y < boggleNode.length; y++){
			for(var x = j-1; x <= j+1 && x < boggleNode[i].length; x++){
				if(y >= 0 && x >= 0 && (y != i || x != j)){
					tmp.push(boggleNode[y][x]);
				}
			}
		}
		boggleNode[i][j].child = boggleNode[i][j].child.concat(tmp);
	}
}

printMatrix(boggleNode);
printMatrixNode(boggleNode);

//DFS
function dfs(currentNode, str){
	str += currentNode.data;
	
	currentNode.visited = true;
	if(dictionary.has(str)){
		console.log(str);
	}
	
	for(var i in currentNode.child){
		if(!currentNode.child[i].visited){
			dfs(currentNode.child[i], str);
		}
	}
	
	str = str.substring(0,str.length-1);
	currentNode.visited = false;
}

for(var i in boggleNode){
	for(var j in boggleNode[i]){
		dfs(boggleNode[i][j],'',[]);
		boggleNode[i][j].visited = false;
	}
}

//Helper function
//Pring the matrix
function printMatrix(input){
	console.log();
	for(var i in input) {
		var tmp = "";
		for(var j in input) {
			tmp += input[i][j].data+" ";
		}
		console.log(tmp);
	}
	console.log();
}

function printMatrixNode(input){
	console.log();
	for(var i in input) {
		for(var j in input) {
			input[i][j].print();
		}
	}
	console.log();
}

BOGO_console_dump.txt

Native Browser JavaScript
>>> GEEKS
QUIZ

G I Z 
U E K 
Q S E 


G : I U E 
I : G Z U E K 
Z : I E K 
U : G I E Q S 
E : G I Z U K Q S E 
K : I Z E S E 
Q : U E S 
S : U E K Q E 
E : E K S 

GEEKS
QUIZ
=> false