catacombic
/ˌkætəˈkɒmbɪk/; /ˌkætəˈkɔmɪk/Definitions
1. adjective
relating to or resembling a catacomb, especially in being elaborate or ornate
“The catacombic architecture of the ancient church was a testament to the ingenuity of its builders.”
2. noun
a catacombic structure or design
“The artist’s use of catacombic motifs in her sculptures added a sense of grandeur to the exhibit.”