Bird nest Word Search — Hard

Play a free online Bird nest word search puzzle. Difficulty: Hard. Find all 12 hidden words on the 12×12 grid below.

Words to find

Plus 4 hidden bonus words.

TOXOID /tɒksɔɪd/ · noun: A toxin that has been treated to remove its toxicity, but still elicits an immune response, often used as a vaccine. Related: toxin, antitoxin, vaccine, serum.
SINKHOLE /ˈsɪŋkhoʊl/ · noun: A depression in the ground surface caused by subsidence or collapse of the ground, often resulting in a sudden and unexpected drop in the ground level. A sudden and unexpected financial or economic collapse. Related: chasm, crater, dell, gulf.
BULLYBOY /ˈbʊli.bɔɪ/ · noun: A swaggering, aggressive ruffian or hired thug, especially one employed to intimidate others on behalf of a political faction, employer, or organization. Related: thug, goon, ruffian, hooligan.
CALLA /ˈkælə/ · noun: A calla is either a plant of the genus Calla, especially the bog arum (Calla palustris) of northern wetlands, or — more commonly in everyday usage — any of several related ornamental plants known as calla lilies (genus Zantedeschia), prized for their elegant, trumpet-shaped white flowers. Related: arum lily, arum, lily, bog arum.