| 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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| BACKFILLINGS | • backfillings n. Plural of backfilling. • BACKFILLING n. the act of refilling with earth.
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| BACKFIRING | • backfiring v. Present participle of backfire. • backfiring n. A failure that leads to further misfortune.
 • backfiring n. The occurrence of a backfire.
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| BACKFITTING | • backfitting v. Present participle of backfit. • BACKFITTING n. the act of retrofitting or furnishing with new parts not originally available.
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| BACKFITTINGS | • BACKFITTING n. the act of retrofitting or furnishing with new parts not originally available. | 
| BACKFLIPPING | • backflipping v. Present participle of backflip. • BACKFLIPPING n. the act of performing a reverse somersault.
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| BACKFLIPPINGS | • BACKFLIPPING n. the act of performing a reverse somersault. | 
| BEFLECKING | • beflecking v. Present participle of befleck. • BEFLECK v. to cover with flecks.
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| FABRICKING | • fabricking v. Present participle of fabric. • FABRICKING n. the act of fashioning.
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| FABRICKINGS | • FABRICKING n. the act of fashioning. | 
| FACEBOOKING | • Facebooking v. Present participle of Facebook. • FACEBOOK v. to look for someone's profile on Facebook.
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| FIGHTBACK | • fightback n. A campaign of resistance; a counterattack. • fight␣back v. (Intransitive) to defend oneself by fighting.
 • fight␣back v. (Intransitive) to counterattack; to resist an attack.
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| FIGHTBACKS | • fightbacks n. Plural of fightback. • FIGHTBACK n. a recovery.
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| FLASHBACKING | • flashbacking v. Present participle of flashback. • FLASHBACK v. to show a flashback.
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