confirmation number; reservation number; reference number
(dying of) natural causes
blame; accusation; torture; maltreatment; pangs (of conscience)
being greatly in the red; taking a big loss; heavy deficit
devotion to one's family; fondness for one's family
tranquilizer; tranquiliser
all the questions (in an exam, quiz, etc.)
person with whom one is having an illicit love affair
beyond help; there's nothing that can be done
match fixing; put-up job; fixed game
staged event; faked situation; prearranged performance
presenter; speaker; performer; actor; participant (in a TV show or TV panel)
one's company; company one works for; in-house; belonging to the company
guidance; protective custody
establishment (of a business); founding
complete change; reform; restoration; remodeling; remodelling; renewal
to torment; to torture; to harass
incorrect; wrong; incorrect interpretation (answer, solution)
patent; special permission; licence (license); proprietary
setback; deadlock; standstill; impasse; miscarriage
viewer; (television) audience
amount necessary to fill a container (e.g. cupful, spoonful, etc.); drink (usu. alcoholic); full; one squid, octopus, crab, etc.; one boat; fully; to capacity
unrequited love; one-sided love
three (long cylindrical things); three-of-a-kind (in a dealt hand)
good outward appearance; looking nice; being attractive; making a fine show
to have heard somewhere; to sound familiar
dropping out; falling behind; omission; being left out; falling off; coming off
adultery; immorality; impropriety; (an) affair
disclosure; exposure; revelation
tone color; tone colour; tone quality; timbre
somewhat larger (amount); quite a lot; a little more (than usual); a little extra
lovely; wonderful; nice; great; fantastic; superb
stuffed toy; stuffed animal; plush toy; soft toy; cuddly toy
flight (e.g. airline flight); trip (e.g. train trip); mail; post; opportunity; chance
from long ago; from old times; from time immemorial