to increase the price of something
den Preis von etwas erhöhen (den Preis von etwas erhöhen)
"Vendors plan to mark up prices during the festival."
"Händler planen, die Preise während des Festivals aufzuschlagen." (Haendler planen, die Preise waehrend des Festivals **aufzuschlagen**.)
to show others how to do something by demonstrating it yours...
an older person who uses the internet regularly
to show compassion or kindness
to improve an existing product or idea
something that makes someone feel very happy or pleased
to fall deeply in love with someone