| BACKFILLING | • backfilling n. The process by which something is backfilled. • backfilling v. Present participle of backfill.
 • back-filling v. Present participle of back-fill.
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| BALEFULNESS | • balefulness n. The characteristic of being baleful. • BALEFULNESS n. the state of being baleful.
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| FIREBALLING | • fireballing v. Present participle of fireball. • fireballing adj. (Baseball) Tending to pitch fastballs.
 • FIREBALLING adj. relating to the delivery of fireballs, fast balls in baseball.
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| FOOTBALLENE | • footballene n. Buckminsterfullerene. • FOOTBALLENE n. buckminsterfullerene, a ball-shaped molecule containing 60 carbon atoms linked together in hexagons and pentagons to form a closed, near spherical and very stable structure.
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| FOOTBALLING | • footballing adj. (Attributive) relating to the sport of football. • footballing v. Present participle of football.
 • FOOTBALLING adj. related to football.
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| INFALLIBLES | • infallibles n. Plural of infallible. • INFALLIBLE n. one incapable of failure.
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| INFLAMMABLE | • inflammable adj. Capable of burning; easily set on fire. • inflammable adj. (Figuratively) Easily excited; set off by the slightest excuse; easily enraged or inflamed.
 • inflammable adj. (Nonstandard) Incapable of burning; not easily set on fire.
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| INFLAMMABLY | • inflammably adv. In an inflammable manner. • INFLAMMABLE adv. easily able to catch fire, also FLAMMABLE, INFLAMABLE.
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| INFLATABLES | • inflatables n. Plural of inflatable. • INFLATABLE n. an inflatable vehicle.
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| INFLECTABLE | • inflectable adj. (Linguistics) That can be inflected. • INFLECTABLE adj. capable of being inflected.
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| INFLICTABLE | • inflictable adj. Able to be inflicted. • INFLICTABLE adj. that can be inflicted.
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| UNFILTRABLE | • unfiltrable adj. Alternative form of unfilterable. • UNFILTRABLE adj. that cannot be filtered.
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| UNFLAPPABLE | • unflappable adj. Remaining composed and level-headed at all times; impossible to fluster; not becoming frustrated or irritated easily. • UNFLAPPABLE adj. imperturbable.
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| UNFLAPPABLY | • unflappably adv. In an unflappable manner. • UNFLAPPABLE adv. imperturbable.
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