commercial, official, press (esp. BrE), public
The commercial launch was the end of 2007.
She is signing copies of her book at the official launch.

successful
imminent (esp. BrE), upcoming
planned, scheduled
the postponement of the scheduled launch on July 7

soft (= in stages)
A couple of days ago we opened up the website for a soft launch.

book, campaign (esp. BrE), product
balloon, missile, rocket, satellite, shuttle

get (sth) ready for, prepare (sth) for
They are preparing for the launch of the new campaign next month.

announce
celebrate, mark
a big Hollywood event to mark the launch of the movie

go ahead with
coincide with (esp. BrE)
The show is timed to coincide with the launch of a new book on the subject.

attend (esp. BrE), go to, speak at (esp. BrE)
plan, schedule
The official product launch was scheduled for 2009.

delay, postpone

date
party (= for a product or book)
facility (esp. AmE), pad, platform, site
one of the world's largest ocean-going launch platforms

after the launch, following the launch, since the launch
In the six months since its launch the car has sold extremely well.

at a/the launch
I met her at the launch of her new book.

launch for
a spring launch for the new TV system

Launch is used with these nouns as the subject:
government, rocket

Launch is used with these nouns as the object:
appeal, application, assault, attack, balloon, barrage, bid, blitz, blog, boat, bombardment, business, campaign, career, channel, collection, company, competition, counter-attack, coup, crackdown, crusade, division, drive, effort, enquiry, exhibition, expedition, firm, fund, helicopter, hunt, initiative, insurrection, invasion, investigation, label, lifeboat, magazine, manifesto, missile, mission, movement, network, newspaper, offensive, offering, onslaught, operation, petition, phase, plan, product, programme, project, raid, range, rebellion, report, revolution, rocket, satellite, scheme, search, service, ship, shuttle, spacecraft, strike, system, torpedo, venture, version, volley, war, wave, website