rage	anger, fury, violence
long-suffering	patient, tolerant, uncomplaining
customer	client
steep	sharp and sudden
climb	rise, increase (noun + verb)
apparently	1. evidently, clearly / 2. seemingly (so it seems)
familiar	well-known
stem (from)	result (from), develop (from)
interminable	endless
takeoff	plane departure, the start of flight
cooped up	crammed, confined (shut into a small place)
tarmac	an airport runway (usually covered with asphalt)
unrest	protest, tumult
common	frequent, usual
misbehaviour	rudeness
convict	a criminal, prisoner
explanation	interpretation, definition
phenomenon	an observable event
blame	accuse
fault	defect, mistake, guilt
cram	overcrowd
cabin / flight crew	personnel on a plane
training	education, preparation (for a job)
in addition	what is more, moreover...
concern	worry
harm	damage, hurt
sophisticated	advanced, complicated
device	machine, gadget
capacity	ability to receive or contain (e.g. guests in a hotel etc.)
valuable	precious
aviation fuel	petrol for planes
settings	the position in which something is set
campaigner	demonstrator, activist
improved	better
soaring	very high
issue	matter, subject
bill of rights	a declaration of certain privilages, laws
disruptive	causing problems, difficult to stand
penalty	punishment
offender	someone who breaks the law
legislation	a law, group of laws, or the process of making laws
deny	refuse, disagree with
contribute	lead to, be partly responsible for
at last	finally, in the end
attempt	to try
respond	to reply, to answer
major	main
announce	to make publicly known
concession	compromise, give-and-take
room	space
customer satisfaction / dissatisfaction	ability to make your customers happy / unhappy
subway	underground / tube
downtown	city centre
carry-on	hand luggage
one way	single
round trip	return
freeway	motorway
rest room	public toilet
elevator	lift
coach class	economy class
schedule	timetable
parking lot	car park
cab	taxi
overseas	international, foreign, abroad
overbooking	selling more tickets than seats availabe
venue	place where something happens (e.g. a conference, meeting)
line	queue
jet lag	tired and confused feeling after a long flight, change of time zone
expense	cost, payment
cancellation	annulment