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Viscosity vs Tacky - What's the difference?

viscosity | tacky |

As a noun viscosity

is the state of being viscous.

As an adjective tacky is

of a substance, slightly sticky.

viscosity

English

Noun

(wikipedia viscosity)
  • (uncountable) The state of being viscous.
  • (countable, physics) A quantity expressing the magnitude of internal friction in a fluid, as measured by the force per unit area resisting uniform flow.
  • (uncountable, psychology) A tendency to prolong interpersonal encounters.

    • Antonyms

    * fluidity

    tacky

    English

    Adjective

    (er)
  • Of a substance, slightly sticky.
    • This paint isn't dry yet - it's still a bit tacky.
  • (colloquial) Of low quality.
    • That market stall sells all sorts of tacky ornaments.
  • (colloquial) In poor taste.
    • That was a tacky thing to say.
  • gaudy, flashy, showy, garish
  • dowdy, shabbily dressed
  • shabby, dowdy (in one's appearance)