Strong's #1866: drowr (pronounced der-ore')

the same as 1865, applied to a bird; the swift, a kind of swallow:--swallow.

Brown-Driver-Briggs Hebrew Lexicon:

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derôr

1) a swallow, bird

Part of Speech: noun feminine

Relation: the same as H1865

Usage:

This word is used 2 times:

 

Psalms 84:3: "the sparrow hath found a house, and the swallow a nest for herself, where she may lay her young,"
Proverbs 26:2: "As the bird by wandering, as the swallow by flying, the curse causeless shall not"