This is the 245th most frequent Hebrew word.
והם
"And they"
In this sentence, 'והם' means 'and they', combining the conjunction 'and' with the pronoun 'they' to introduce the subject performing the action.
והם משחקים כדורגל בפארק.
And they play soccer in the park.
Here, 'והם' again means 'and they', emphasizing the subject referring to a group of people who surprised the speaker.
חשבתי שהם לא יבואו, אך והם הפתיעו אותי.
I thought they wouldn't come, but they surprised me.
In this example, 'והם' functions as 'and they', connecting the previous part mentioning Yossi and Sharon with the description of their characteristics.