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flotation
the ability to float on water
flotilla
A group of small boats or ships.
flounder
To struggle or move clumsily in water.
flour
A powder made from ground grains, used in baking.
flourish
To grow or develop in a healthy way.
flow
continuous progression or movement
flowchart
A diagram that shows steps in a process.
flower
the bloom or blossom of a plant
flower of the flock
The best or most outstanding among a group.
flowery
Full of flowers or decorative language.
flu
influenza virus
fluctuate
To change or vary irregularly.
fluctuation
an irregular rising and falling
flue
a duct for smoke and gases from a fire.
fluency
The ability to speak or write smoothly.
fluent
able to speak or write smoothly and easily
fluently
Speaking smoothly and effortlessly.
fluff
Soft, light material or substance.
fluffy
Soft and light, often with a fluffy texture.
fluid
A substance that flows easily, like liquid.
fluidity
the ability to flow easily or change
fluke
an unlikely chance occurrence or event
flume
A water channel for guiding flow.
flunk out
To fail and be removed from school.