This crossword doesn't have any regular clues, however, all the words are made with the same 7 letters (each of them got a number). No automatic solvers are allowed.
CSV version:
1 4 3 6 7 5 2
7 1 7 1 2 4 6 7
1 4 5 7 2 4 1 2 7 1
4 4 2 7 4 2 2 7 1 2
5 1 2 3 4 5 6 7 3 7 7
6 7 7 1 7 3 4 2 7 4 6 3 7 7
5 4 5 6 7 3 4 1 2 6
3 4 5 2 4 5 2 7 6 4
4 2 1 2 7 4 1
6 3 7 4 1 7 5 7 4 3 1 3 1
7 3 3 7 3 5 3 7 7
5 2 7 1 1 2 4 3 7 5 7 4 2
1 2 4 3 4 5 6 1 2 3 7 1 7 2 3
7 7 7 3 7 1 2 7 3
4 1 6 6 7 5 7 2 3 4
1 2 7 7 3 2 4 3 2 1 5
2 5 4 7 1 2 6
2 7 1 2 2 7 5 4 5 2 7 3 4 1 7
3 7 6 1 7 2
6 2 7 3 7 6 7 5 7 3 4 2 7
3 3 2 4 3 6 7 2 4 2
4 3 7 5 4 4 6 3 7 7 2
1 7 6 3 7
1 3