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"quick" is also used as a crossword clue. If that's what you saw, the answer is often rapid (5 letters).
Definitions
moving quickly and lightly
Word origin
From Middle English quik, quic (“living, alive, active”), from Old English cwic (“alive”), from Proto-West Germanic *kwiku (“alive, lively quick”), from Proto-Germanic *kwikwaz (“alive, lively, quick”), from Proto-Indo-European *gʷih₃wós (“alive”), from *gʷeyh₃- (“to live”), *gʷeyh₃w- (“to live”). For semantic development, compare lively.
Used in a sentence
“I ran to the station – but I wasn't quick enough.”
“He's a quick runner.”
“The quickest and nimblest were probably the oxycones, throwing themselves through the water like discuses.”
Source: Wiktionary, CC BY-SA 4.0
Used as a crossword answer5 curated clues
01“Fast and brief”5 letters
02“Fast to act”5 letters
03“Fast to finish”5 letters
04“Over in little time”5 letters
05“Swift”5 letters
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