This is the 891st most frequent Finnish word.
näkynyt
"Seen" or "been visible."
The word 'näkynyt' is in its negative form here, implying the speaker has not encountered or observed the person recently.
En ole näkynyt häntä pitkään aikaan.
I haven't seen him for a long time.
The usage of 'näkynyt' in this sentence is hypothetical and reflects something missed or not witnessed.
Olisit näkynyt eilisen auringonlaskun, se oli upea!
You should have seen yesterday's sunset, it was magnificent!
Here, 'näkynyt' denotes the absence or lack of appearance of a subject in a specific location over a timeframe.