This is the 17233rd most frequent Turkish word.
ömrüm
"My life" or "my lifetime."
The word 'ömrüm' is used possessively here to represent 'my life', indicating the speaker's own lifetime.
Ömrüm boyunca seni seveceğim.
I will love you throughout my life.
Here, 'ömrüm' refers to the speaker's life metaphorically, emphasizing the exhaustion or the nearing end of one's vitality.
Ömrüm tükendi, artık yoruldum.
My life has run out, I am tired now.
In this sentence, 'ömrümde' functions as an adverbial phrase to mean 'in my lifetime', suggesting the span of the speaker's experiences.