This is the 14176th most frequent German word.
glücklichsten
"Glücklichsten" means "happiest."
The word 'glücklichsten' is used here as the superlative form of the adjective 'glücklich', meaning 'happy'. It emphasizes the peak level of happiness one can feel.
Ich bin am glücklichsten, wenn ich mit meinen Freunden zusammen bin.
I am happiest when I am together with my friends.
This sentence uses 'glücklichsten' to describe the greatest degree of happiness she experienced on a specific day, highlighting a moment of joy.
Sie fühlte sich an diesem Tag am glücklichsten.
She felt happiest on that day.
In this sentence, 'glücklichsten' modifies 'Momente' as an attribute, indicating the moments that bring the highest happiness among a set.