to keep watching; to continue looking at; to gaze at
to cry out in one's sleep (e.g. from having a nightmare); to moan (in anguish) in one's sleep
to work as the backbone (of); to bear responsibility (for); to be the mainstay (of); to be the central part (of)
beginning; start; first (in line, etc.); origin; such as ...; not to mention ...
to support; to back up; to revive (e.g. a company); to boost (e.g. morale); to bring up; to raise
with a burble; hollow (sounding); holey; full of holes or dents; here and there; (sound of) walking slowly
to suffer; to groan; to be worried
existence; being; life; survival
to have a bad time; to go through a bitter experience; to get into trouble; to get hurt; to suffer
to let go by; to let pass; to overlook; to miss
compact disk; CD; cash dispenser; (negotiable) certificate of deposit
clinical study; clinical trial
hard worker; person who perseveres; person who doesn't give up; eager beaver; bitter-ender
curse; spell; malediction
so to speak; so to call it; as it were; in a sense
to understand; to appreciate; to interpret
repulse; repelling (e.g. the enemy); driving back
inheritance; succession; share-alike; inheritance
at the very beginning; first of all; first and foremost; before anything else
centre; center; pivot; central nervous system
invasion (e.g. of a country); raid; aggression
expulsion; driving out; driving away; extermination
ancestral; hereditary; handed down from generation to generation; for generations; from generation to generation
revival; reconstruction; restoration; rebuilding; recovery; renaissance
sad; miserable; unhappy; sad; lamentable; deplorable
load on one's chest; obstacle; hindrance; impediment
competition; contest; rivalry; competition (between organisms or species)
to fall into (e.g. a hole); to fall into (chaos, depression, dilemma, illness, etc.); to fall into (a trap, etc.); to fall; to surrender
learning by ear; memory of having heard something before
omega (last letter of the Greek alphabet); end; conclusion; ohm (unit of electrical resistance); angular velocity
wave; billow; ups and downs; (something) advancing step by step; (something) surging forward inopposably; tendency
to quiet (a child, crowd, etc.); to quieten; to calm (one's nerves, excitement, etc.); to compose (oneself); to suppress (a rebellion, riot, fire, etc.); to quell
sound wave; acoustic wave
ultrasonic waves; ultrasound
estimate; guess; direction; bearings; registration mark (printing); approximately
heart sound; cardiac sound
fetus; foetus; embryo; baby in the womb; unborn baby