WordNet sense 1 (transformed from a liquid into a soft semisolid or solid mass):

coagulate, curdled, grumose, grumous, coagulate

WordNet sense 2 (relatively dense in consistency):

thick

WordNet sense 3 (changed into a solid mass):

solidified

WordNet sense 4 (of definite shape and volume; firm; neither liquid nor gaseous):

solid