This is the 12983rd most frequent Turkish word.
kalmazlar
"They do not remain."
In this sentence, 'kalmazlar' is used in the negative present tense to express that they do not stay.
Onlar burada uzun süre kalmazlar.
They do not stay here for a long time.
'Kalmazlar' is not explicitly used here but is implied in the context of delay and missing.
Eğer geç kalırlarsa, tren saatine yetişemezler.
If they are late, they might not catch the train on time.
'Kalmazlar' emphasizes 'not staying or remaining' regarding the food.