Synonyms and Antonyms for fast-asleep

1. fast asleep (adj.)

sleeping deeply; he's sound asleep"

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2. fast-growing (adj.)

tending to spread quickly

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3. fast-flying (adj.)

moving swiftly

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5. asleep (adj.)

dead

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6. asleep (adj.)

lacking sensation

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8. fast (n.)

abstaining from food

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9. fast (adv.)

firmly or closely

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10. fast (adj.)

unwavering in devotion to friend or vow or cause

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