Nouns:
* Flagpole: A pole for raising a flag.
* Flagship: The main ship in a fleet.
* Flagstone: A flat, rectangular stone used for paving.
* Flagstaff: A staff on which a flag is hoisted.
* Flagman: A person who signals with a flag.
* Flag officer: A high-ranking naval officer.
* Flagellum: A whip-like appendage used for movement by some microorganisms.
* Flagellate: An organism with a flagellum.
Verbs:
* Flag: To grow weak or tired.
* Flag down: To signal to a vehicle to stop.
* Flagellate: To whip or scourge.
Adjectives:
* Flaggy: Weak or drooping.
* Flagged: Marked with a flag.
Other:
* Flag-waving: Showing excessive patriotism.
* Flag-bearer: A person who carries a flag.
* Flag-raising: The ceremony of raising a flag.
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