Why is it die Feigheit?

Feigheit ends in -heit, and nouns ending in -heit are feminine: in a German dictionary, 99% of them take die.

All nouns ending in -heit
Sense 1
die

Meaning

[1] Coward quality: fear, shyness of every danger, every risk

[1] feige Eigenschaft: Angst, Scheu vor jeder Gefahr, jedem Risiko

Examples

[1] Your cowardice only harms us a man.

[1] Deine Feigheit schadet uns nur allen; sei ein Mann.

Declension

1 Singular Plural
Nominativ die Feigheit —
Genitiv der Feigheit —
Dativ der Feigheit —
Akkusativ die Feigheit —

Pronunciation

Dictionary entries include material from Wiktionary. Wiktionary