This is the 15120th most frequent German word.
stillen
"Stillen" means "to breastfeed" or "to satisfy/fulfill a need or desire."
In this sentence, 'stillen' refers to breastfeeding, where the mother nourishes her baby with milk.
Die Mutter stillt ihr Baby.
The mother is breastfeeding her baby.
Here, 'stillen' is used in the context of quenching or satisfying a need, specifically thirst.
Er konnte seinen Durst mit einem Glas Wasser stillen.
He could quench his thirst with a glass of water.
This example uses 'stillen' in a metaphorical sense to mean fulfilling demands or needs.