Why is it die Terroristin?

Terroristin ends in -in, and most nouns ending in -in are feminine: in a German dictionary, 88% of them take die.

All nouns ending in -in
Sense 1
die

Meaning

[1] Female person who tries to enforce political goals with the help of violence

[1] weibliche Person, die mit Hilfe von Gewalt politische Ziele durchzusetzen versucht

Examples

[1] The terrorists threatened to kill the hostages if their demands were not met

[1] Die Terroristinnen drohten die Geiseln zu töten, wenn ihre Forderungen nicht erfüllt würden.

Declension

1 Singular Plural
Nominativ die Terroristin die Terroristinnen
Genitiv der Terroristin der Terroristinnen
Dativ der Terroristin den Terroristinnen
Akkusativ die Terroristin die Terroristinnen

Pronunciation

Dictionary entries include material from Wiktionary. Wiktionary