Here are the possible solutions for they have their orders clue
Answer
Clue
Relevancy
nuns
Clue
They have their orders
Definition
NUN, a woman belonging to a religious order
dormice
Clue
They got their name from their hibernation
Definition
DORMOUSE, any member of a family of rodents related to mice
headwaiter
Clue
He orders those who take orders
Definition
the head of the dining-room staff of a restaurant or hotel
newt
Clue
Gingrich who said "females have biological problems staying in a ditch for thirty days because they get infections and they don't have upper body strength"
Definition
a tailed amphibian of the salamander family, also EWT
cadets
Clue
Ones getting their marching orders
Definition
CADET, a student at a military school
cabs
Clue
They have their own stands
Definition
CAB, to travel by taxicab
cacti
Clue
They have thorns in their sides
Definition
CACTUS, (Latin) a succulent plant of the family Cactaceae, with thick fleshy stems, usually spiny and without leaves