What does "lordliness" mean?

The property of being lordly; the bearing or manner of a lord.

Lordliness

Common synonyms include: arbitrariness, arrogance, augustness, authoritarianism, authoritativeness, autocraticalness.

noun

noun ·Rare ·Advanced level

Noun

1
The property of being lordly; the bearing or manner of a lord. countable, uncountable
2
overbearing pride evidenced by a superior manner toward inferiors wordnet
3
formality in bearing and appearance wordnet

From Middle English lordlines, lordlynes, lordlinesse, equivalent to lordly + -ness.