Whiteboard 002 - Agrupando anagramas

const agrupaAnagramas = (arr) {
	groups = {}

	for (word in arr){
		if(groups[arr[word].split('').sort().join('')] == undefined){
			groups[arr[word].split('').sort().join('')] = [arr[word]];
		}
		else{
			groups[arr[word].split('').sort().join('')].push(arr[word]) 
		}
	}

	return Object.values(groups)
}