Crossword Puzzle Knotty sort?

Clue: Knotty sort?

Ilk and sort (TYPES with 5 letters)
Corporate barrier of a sort (GLASSCEILING with 12 letters)
Propeller of a sort (OAR with 3 letters)
Window shades of a sort (EAVES with 5 letters)
Fretful sorts (WORRYWARTS with 10 letters)
"A Sorta Fairytale" singer (e.g. AMOS with 4 letters)
In song she was "a wild sort of devil, but dead on the level" (MYGALSAL with 8 letters)
Knotty tree (PINE with 4 letters)
Emolument of a sort (FEE with 3 letters)
Fisherman of sorts (ANGLER with 6 letters)