spiny

/ˈspaɪni/
adjective
  1. Covered with or having many sharp points or spines.
    • Be careful when picking up that spiny sea urchin.
    • He wore thick gloves to protect his hands from the spiny branches.
    • The spiny cactus is a common sight in the desert.
  2. Difficult or complicated; full of problems.
    • The negotiations became spiny when both sides refused to compromise.
    • The spiny details of the tax code confused many people.
    • She had to navigate a spiny legal issue to get the contract approved.
Antonyms