Penned Ominous

 On 7/13/25, beekie invented a crossword-inspired Pentominous variant where certain rows and columns must contain intact words hinted at by clues. I managed to finish constructing a somewhat thematic puzzle the following day.

https://puzz.link/p?pentominous/v:/10/10/zzzzz

3 Across: In a restless manner, or what the pieces have to do in this 10-by-10 Pentominous grid? (8)

9 Across: The most visible part of an iceberg (3)

2 Down: Completely satiated (4)

4 Down: Opposite to the direction this entry reads (2)