climbing a slope (hill); ascending a hill
(dried) paint coating; (layer of) paint
excavation team; dig team
disparity in technology; technological gap; technology gap
putting one's life on the line; staking one's life (on); risking one's life; life and death situation
opposing pairs (of leaves)
taking no notice of; paying no attention to
age determination; dating
overlay; overlay (segment)
water leakage; water leak
innate; inherent; natural; inborn
standardized article or goods; standardised article or goods
warning color; warning colour
bald mountain; denuded mountain; bare hill; treeless hill
contaminated water; polluted water; dirty water
dispute; conflict; trouble; strife
sense of being the chosen people
mother tongue; native language; protolanguage; parent language
water filter; water purification system
floor below; floor downstairs
land subsidence; decline in influence
to be mentally fatigued; to tired to the bone
branch road; branch path; fork road
scientific basis; scientific foundation; scientific grounds
bad guy; villain; evildoer; scoundrel