Englishfor English speakers
postage
Noun
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Postage is money that is paid to have a letter or package delivered to someone.
Mary paid 50 cents for postage.
extra
Adjective
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Something that is more than what you expected; exceeding; additional.
I always put extra ketchup on my hamburger.
extra
Adverb
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If something is extra good, large, special, etc., it is more so than normal.
This shirt is extra large; it's too big for me.
extra
Noun
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An extra is a feature that that you usually pay more for when you buy something.
She got the car with all the sporty extras.
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An extra is a person appearing in a movie who is not listed in the credits.