"curdled" in the verb sense
1. curdle, clabber, clot
turn into curds
"curdled milk"
2. curdle
go bad or sour
"The milk curdled"
3. curdle
turn from a liquid to a solid mass
"his blood curdled"
"curdled" in the adjective sense
1. coagulate, coagulated, curdled, grumous, grumose
transformed from a liquid into a soft semisolid or solid mass
"coagulated blood"
"curdled milk"
"grumous blood"
Source: WordNet® (An amazing lexical database of English)
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