filfil filius filli- fillis fillol filoli filous fislis fissi- flisol fluffs folios follis foofoo fossil fosso foufou foulis fulfil fullof fusils iiooio ilisos illful illois iloilo ioulis isiolo lifful lifull lilius lillis lilliu lisso- lissos liulis looloo loosli louisi loulis loulou lousoi lufful lullus offiss ofsoul oilous olulis oooooo osloss ossous ouioui ououso siiiii silili silius silloi sisisi sissoo sisulu sluffs sofifi sofulu sololo soluli soosoo sosius soulli soulof soulos soulou sousou sufli suisio sulfo- sulili susilo susulu ulfuls ussoil