️ invade=

1 [INTRANSITIVE/TRANSITIVE] to take or send an army into another country in order to get control of it

The island was invaded during the war.

They received information that the Americans were preparing to invade.

2 [TRANSITIVE] to enter a place, especially in large numbers or in a way that causes problems

Cannes was invaded this week by top names from the film industry.

️constitute -

1 [LINKING VERB] if several people or things constitute something, they combine to form it

one of the countries that constitute the European Union

2 [LINKING VERB] if something constitutes something else, it is considered to be that thing

This letter does not constitute an offer of employment.

️intercontinental - going between continents (=main divisions of the world such as Europe or Asia), or happening between people who are in different continents

an intercontinental telephone call

intercontinental flights

They can afford second holidays in the winter expect the package holiday concept to be extended to intercontinental.