wide, broad, long, great, huge
You could use the hyphenated word far-reaching.
You could also use the less exact synonym pervasive, which means not only extensive but dominant in its effect. Perhaps that is actually the meaning you wish to convey.
There are many, so here are a few: enormous excessive extended extensive extravagant extreme
through understanding in depth knowledge of detailed conceptualization extensive knowledge exhaustive appreciation of facts and or details masterful awareness complete understanding
large, goodly, great, marked, substantial, noticeable, plentiful, appreciable
What is synonym for merchant? What is synonym for merchant?
synonymize
Common, extensive
wide, large, extensive, expansive
broad, wide, unrestricted, long
WidthThis means the measurement from one side of an object to the other.
Wide, extensive, widespread, prevalent, expansive, huge.
colossal, enormous, extensive, gigantic, paramount, powerful
Its swampI think a better synonym is plain (extensive area of flat land). A swamp is a wet damp place, prairies or plain are not necessarily wet.
wide, large, ample, generous, expansive, extensive, spacious, roomy, sweeping, wide-ranging
Outgoing, socializer, life of the party are some synonyms for extrovert
There are many, so here are a few: enormous excessive extended extensive extravagant extreme
This depends upon context, but major can be synonymous with important, as in, we have made a major discovery.
The media irresponsibly reported an unconfirmed rumor, causing an unnecessary, widespread panic. The word widespread is an adjective, and the word extensive is a synonym.