This is the 2613th most frequent Swedish word.
reklam
Advertising.
Here, 'reklam' refers to the general concept of advertising or marketing used by companies for promotional purposes.
Reklam är viktigt för företag att nå sin publik.
Advertising is important for companies to reach their audience.
In this sentence, 'reklam' is used to describe a specific advertisement viewed recently on television.
Jag såg en reklam för en ny bil på TV igår.
I saw an advertisement for a new car on TV yesterday.
This usage of 'reklam' denotes the excessive presence of promotional materials in a specific medium, namely online.