thorny
thorny /θ'ɔːrni/ (thornier thorniest)
1 [ADJ] usu ADJ n
A thorny plant or tree is covered with thorns.
...thorny hawthorn trees.
2 [ADJ] usu ADJ n
If you describe a problem as thorny, you mean that it is very complicated and difficult to solve, and that people are often unwilling to discuss it.
...the thorny issue of immigration policy...
1 [ADJ] usu ADJ n
A thorny plant or tree is covered with thorns.
...thorny hawthorn trees.
2 [ADJ] usu ADJ n
If you describe a problem as thorny, you mean that it is very complicated and difficult to solve, and that people are often unwilling to discuss it.
...the thorny issue of immigration policy...