sufix.js

/*
Author: Rubén López Gómez
Gist: https://gist.github.com/rubeniskov/0ddfa4f1b01176d418dd
*/

var sufix = function() {
    return Array.prototype.slice.call(arguments).map(function(v, i, parts) {
        return parts[i + 1] ? 
            v.replace(new RegExp(parts[i + 1] + '$', 'i'), '') : 
            [v.charAt(0).toUpperCase(), v.slice(1)].join('');
    }).join('')
}