Edward Thomas and the Theme of War. Essay
"empty". Life goes on during the war, but it has taken the life out of him, "a house that is empty, but not dark". The war has taken all his happiness and effectively "broken" him.
"Interested in the house that is own h dark" could suggest that either Thomas was yearning for his own happiness to return, therefore making the metaphor that he is the "empty house" once again full, or he could have meant that he is interested in someone else, another house, like him effected by the war, but they are not empty