CEFR Level
showing a lack of courage or determination; timid
"The pusillanimous leader avoided making tough decisions."
undergoing the process of decay; rotting
"The putrescent odor made everyone leave the room."
A person with an uncontrollable desire to set things on fire.
"The pyromaniac was arrested for setting several buildings ablaze."
Relating to fireworks or spectacular displays involving fire.
"The city celebrated with a grand pyrotechnic display on New Year's Eve."