NONFEBRILE

be bi bo ef el en er fe if in li lo ne no oe of oi on or re

bee bel ben bin bio bro eel elf eon ere ern fee fen fer fib fie fil fin fir fob foe fon for fro inn ion ire lee lei lib lie lin lob neb nee nib nil nob nor obe obi oil ole one orb ore reb ree ref rei rib rif rin rob roe

beef been beer bene bier bile bine birl biro blin boil bole bone bore born bree bren brie brin brio ebon enol erne feeb feel fere fern file filo fine fino fire firn flee flir floe foil foin forb fore free froe info inro iron leer leno lief lien lier life line linn lino lion lire lobe loin lone lore lorn neif nene neon nine noel noil noir none nori orle reef reel reif rein riel rife rile robe roil role rolf