This is the 14957th most frequent German word.
scheinbar
"Seemingly" or "apparently, but not actually."
Here, 'scheinbar' indicates an assumption or appearance that something seems to be the case.
Scheinbar ist niemand zu Hause.
Apparently, nobody is at home.
This usage suggests that it appeared as if he solved the task, potentially implying doubt on the actual completion.
Er hat scheinbar die Aufgabe gelöst.
He seemingly solved the task.
In this context, 'scheinbar' reflects the perception that her intentions appeared serious.