fire·trap 
(fīrtrăp′)
(fīrtrăp′)n.
A building that can catch fire easily or is difficult to escape from in the event of fire.
- mulligan stew
- mulligatawny
- mullion
- mullioned
- Mullis
- Mulroney
- Multan
- multi-
- multicellular
- multicellularity
- multicolor
- multicolored
- multiculti
- multicultural
- multiculturalism
- multiculturalist
- multidentate
- multidimensional
- multidimensionality
- multidirectional
- multidisciplinary
- multiethnic
- multifaceted
- multifactorial
- multifactorially