Crossword Puzzle When many shops open

Clue: When many shops open

It's easy to do if you're hungry, hard if it's late and the shops have closed (GRABASNACK with 10 letters)
Open boat (DORY with 4 letters)
Fix opener (PRE with 3 letters)
Urethane opening? (POLY with 4 letters)
Open with a click (UNSNAP with 6 letters)
Painter of "The Opening of the Fifth Seal" (ELGRECO with 7 letters)
Poison "Open Up and ___!" (SAYAHH with 6 letters)
Open widely (GAPE with 4 letters)
Wields a letter opener (SLITS with 5 letters)
Tiny leaf opening (STOMA with 5 letters)