The Lydian word qaλmλu
Word qaλmλu
u ʎ m ʎ a q
Meaning king

Comments
See Hipponax where the word is used within a Greek text.

'έβωσε Μαίης παίδα, Κυλλήνης πάλμυν'

'In a loud voice she summoned the son of Maia, the King of Cyllene'

See also Hesychius

'κοαλδδεῖν, Λυδοὶ τὸν βασιλέα'

Other words that might be of interest
serli- ‘leader, supreme authority’