This is the 370th most frequent Greek word.
δείχνουν
"Δείχνουν" means "they show" or "they indicate" in English.
In this sentence, "δείχνουν" indicates appearance or semblance.
Τα παιδιά δείχνουν χαρούμενα όταν παίζουν.
The children look happy when they play.
Here, "δείχνουν" implies representation or being displayed.
Στο χάρτη δείχνουν τις πόλεις της Ελλάδας.
The cities of Greece are shown on the map.
In this sentence, "δείχνουν" means to present or display actively.