This is the 930th most frequent Icelandic word.
sennilega
"Probably" or "likely."
The word 'sennilega' indicates a high probability or expectation about a future event.
Sennilega mun veðrið batna á morgun.
Probably, the weather will improve tomorrow.
Here, 'sennilega' expresses an assumption about the current location of the subject.
Hann er sennilega í vinnunni sinni núna.
He is probably at his work now.
In this sentence, 'sennilega' suggests that the proposal is likely a good choice based on unstated reasoning.