18-letter words containing f, l, i, b
- return-flue boiler — a fire-tube boiler having flues that collect the combustion gases at the end of the boiler opposite the fire door and pass them through the boiler to an uptake above the fire door.
- run in sb's family — If a characteristic runs in someone's family, it often occurs in members of that family, in different generations.
- schofield barracks — a town on central Oahu, in central Hawaii.
- scottish blackface — a common breed of hardy mountain sheep having horns and a black face, kept chiefly on the mainland of Scotland
- shrubby cinquefoil — a small shrub, Potentilla fruticosa, of the rose family, native to the Northern temperate region, having pinnate leaves and numerous, showy, bright-yellow flowers.
- significant symbol — a verbal or nonverbal gesture, as a word or smile, that has acquired a conventionalized meaning.
- sub-classification — to arrange in subclasses.
- the beautiful game — football
- the bird has flown — the person in question has fled or escaped
- uriniferous tubule — a urine-bearing tubule in a nephron of a kidney.