Adolescence /ˌæd

luggage /ˈlʌg.ɪdʒ/ noun [ U ] ( mainly US baggage )
the bags, cases, etc. which contain your possessions and that you take with you when you are travelling
Never leave your luggage unattended.
hand luggage (= small bags and cases that you take with you onto the plane)
See picture luggage, luggage rack
peak /piːk/ noun [ C ] HIGHEST POINT
1. the highest, strongest or best point, value or level of skill
Holiday flights reach a peak during August.
Beat the egg whites until they are stiff enough to form firm peaks.
We saw a victory by an athlete at the very peak of her fitness and career.
peak /piːk/ noun [ C ] HAT PART
3. mainly UK ( US usually visor ) the flat curved part of a cap which goes above the eyes of the person who is wearing it See picture hats
tourism /ˈtʊə.rɪ.z ə m/ , /ˈtɔː-/ /ˈtʊr.ɪ-/ noun [ U ]
the business of providing services such as transport, places to stay or entertainment for people who are on holiday
Tourism is Venice's main industry.
These beautiful old towns have remained relatively untouched by tourism.
tourist /ˈtʊə.rɪst/ , /ˈtɔː-/ /ˈtʊr.ɪst/ noun [ C ]
1. someone who visits a place for pleasure and interest, usually while they are on holiday
Millions of tourists visit Rome every year.
Hordes (= very large groups) of tourists flock to the Mediterranean each year.
Disneyworld is one of Florida's major tourist attractions .
The island is very busy during the tourist season .
2. UK a member of a sports team who is travelling from place to place in a foreign country, playing games
The West Indies easily defeated the tourists.