List: rare term

rare term  noun  noun (generic) 

• tax haven

rare term  noun  noun (generic) 

• congagement, containment and engagement (in foreign affairs)

rare term  noun  noun (generic)  noun or participle taking the aux. verb する 

• drawing back, stepping back, retreating

rare term  noun  noun (generic)  expression 

• Cinderella weight, weight considered ideal for women

noun  noun (generic)  rare term 

• downshifting (change to a less stressful and materialistic lifestyle)
• downshift (in a vehicle), change to a lower gear

poetical term  rare term  noun  noun (generic) 

• flower bud

yojijukugo  rare term  noun  noun (generic) 

• impregnable fortress, heavily guarded fort

rare term  physics  noun  noun (generic) 

• gravitational constant

rare term  mathematics  noun  noun (generic) 

• telescoping series

rare term  mathematics  noun  noun (generic) 

• telescoping series