Vaccination Word Search — Hard

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

Words to find

Plus 4 hidden bonus words.

HICKORY /ˈhɪkəri/ · noun: A type of deciduous tree native to North America, or the hard, strong wood from this tree, often used for smoking meat. Related: walnut, oak, maple, ash.
DIORITIC /dɔɪˈɒrɪtɪk/ · adjective: Dioritic refers to something that is characteristic of or resembling the type of rock formed by the slow cooling of magma deep within the Earth's crust, typically resulting in a coarse-grained texture. Related: igneous, magmatic, plutonic.
LINKBOY /lɪŋkbɔɪ/ · noun: A young boy whose job was to carry a torch or lantern to light the way for a person of higher social status, typically a noble or a wealthy merchant, in the 17th and 18th centuries. Related: footman, servant, lackey.
MAYFLY /ˈmeɪflaɪ/ · noun: A mayfly is an insect with a short lifespan, typically living for only a day or two as an adult. It has large, delicate wings and long, slender body parts. Related: waterfly, lakefly, dayfly, June fly.
OVERGROW /ˈoʊvərɡroʊ/ · verb: to grow or become too large for something, or to become overgrown with plants or vegetation. Related: grow, expand, increase, spread.