Chirm vs Chiru - What's the difference?

As nouns the difference between chirm and chiru

is that chirm is collective noun for goldfinch while chiru is the tibetan antelope, pantholops hodgsonii .

is (obsolete) to chirp or to make a mournful cry, as a bird does.

(en noun)

Collective noun for goldfinch

(en verb)

(obsolete) To chirp or to make a mournful cry, as a bird does.

(Huloet)

(Webster 1913)

(en noun)

The Tibetan antelope, Pantholops hodgsonii .