Reduced lower primitive backward rudimentary undeveloped inexperienced rude nonprogressive immature underdeveloped undersized underweight undersize unripe early savage uneducated uncivilized unripened primordial past embryonic primeval outdated germinal obsolete antique antiquated aged-fashioned outdated-trip-of-date hoary Neanderthal dated antediluvian musty outworn Neandertal fusty ... https://nexuspro.uk