largely, mostly, mainly, to a large extent, to a great extent, to a great degree, on the whole, chiefly, generally, in general, predominantly, substantially, primarily, overall, for the most part, in the main, principally, in great measure, preponderantly, first and foremost, for all intents and purposes, basically;

usually, typically, commonly

on the whole, generally, in general, altogether, all things considered, all in all, taking everything into consideration, for the most part, in the main, as a rule, overall, usually, normally, ordinarily, almost always, customarily, habitually, typically, mainly, mostly, basically, chiefly, predominantly, principally, substantially;

on average, in most cases, on balance, to all intents and purposes