Strong's #7087: qapha' (pronounced kaw-faw')

a primitive root; to shrink, i.e. thicken (as unracked wine, curdled milk, clouded sky, frozen water):--congeal, curdle, dark, settle.

Brown-Driver-Briggs Hebrew Lexicon:

qâphâ'

1) to thicken, condense, congeal, settle, become dense (verb)

1a) (Qal) to be condensed

1a1) thickening (participle)

1b) (Hiphil) to cause to curdle

2) congelation (noun masculine)

Part of Speech: see above in Definition

Relation: a primitive root

Same Word by TWOT Number: 2048, 2048a

Usage:

This word is used 4 times:

 

Exodus 15:8: "as a heap, and the depths were congealed in the heart of the sea."
Job 10:10: "Hast thou not poured me out as milk, and curdled me like cheese?"
Zephaniah 1:12: "with candles, and punish the men that are settled on their lees: that say"
Zechariah 14:6: "shall not be clear, nor dark:"