Synonyms and Antonyms for on-the-sly

1. on the sly (adv.)

in a furtive manner

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2. fire-on-the-mountain (n.)

poinsettia of United States and eastern Mexico; often confused with Euphorbia heterophylla

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3. bird-on-the-wing (n.)

common trailing perennial milkwort of eastern North America having leaves like wintergreen and usually rosy-purple flowers with winged sepals

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4. on-the-scene (adj.)

at the scene of action

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5. on-the-spot (adj.)

at the scene of action

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6. snow-on-the-mountain (n.)

annual spurge of western United States having showy white-bracted flower clusters and very poisonous milk

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7. on-site (adj.)

taking place or located at the site

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8. sly (adj.)

marked by skill in deception

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9. on (adv.)

with a forward motion

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10. on (adj.)

in operation or operational

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