sticky is on the Basic English 850 List.
stick - sticky - stiff

Word parts

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stick + -y

Pronunciation

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Adjective

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Positive
sticky

Comparative
stickier

Superlative
stickiest

 
Sticky tape.
  1. Able to join to things; hard to wash off. When you touch a sticky thing, some of it goes on your finger. People are able to use a sticky material to join things together.