12-Letter Words Starting With F

Here's the list of all the 599 12-Letter Words Starting With F in the English Language.

The list is arranged by the word lengths. Click on the length below to jump to the relevant section of the page.

Common Words (with Definitions and Examples)
fundamentals
1. principles from which other truths can be derived
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fluorescence
1. light emitted during absorption of radiation of some other (invisible) wavelength
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facilitation
1. the condition of being made easy (or easier)
2. (neurophysiology) phenomenon that occurs when two or more neural impulses that alone are not enough to trigger a response in a neuron combine to trigger an action potential
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freestanding
1. standing apart; not attached to or supported by anything
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fermentation
1. a state of agitation or turbulent change or development
2. a process in which an agent causes an organic substance to break down into simpler substances; especially, the anaerobic breakdown of sugar into alcohol
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functionally
1. with respect to function
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feminization
1. the process of becoming feminized; the development of female characteristics (loss of facial hair or breast enlargement) in a male because of hormonal disorders or castration
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formaldehyde
1. a colorless poisonous gas; made by the oxidation of methanol
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friendliness
1. a feeling of liking for another person; enjoyment in their company
2. a friendly disposition
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fibrillation
1. muscular twitching involving individual muscle fibers acting without coordination
2. act or process of forming fibrils
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faithfulness
1. the quality of being faithful
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flammability
1. the quality of being easily ignited and burning rapidly
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fraudulently
1. in a dishonest and fraudulent manner
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figuratively
1. in a figurative sense
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fluorouracil
1. an antimetabolite used to treat certain cancers
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finalization
1. the act of finalizing
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fluoridation
1. the addition of a fluoride to the water supply (to prevent dental decay)
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frankincense
1. an aromatic gum resin obtained from various Arabian or East African trees; formerly valued for worship and for embalming and fumigation
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frontispiece
1. an ornamental facade
2. front illustration facing the title page of a book
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fountainhead
1. an abundant source
2. the source of water from which a stream arises
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floriculture
1. the cultivation of flowering plants
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flamethrower
1. a weapon that squirts ignited fuel for several yards
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finalisation
1. the act of finalizing
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freewheeling
1. free of restraints or rules
2. cheerfully irresponsible
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fluorocarbon
1. a halocarbon in which some hydrogen atoms have been replaced by fluorine; used in refrigerators and aerosols
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frictionless
1. lacking all friction
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flocculation
1. the process of flocculating; forming woolly cloudlike aggregations
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12-Letter Words Starting With F