Earth Day Word Search — Hard

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

Words to find

Plus 4 hidden bonus words.

Earth Day word list, defined

ALUM /ˈæl.əm/ · noun
A colorless, astringent crystalline double sulfate of aluminum and another metal (typically potassium), used historically in dyeing, tanning, pickling, and as a styptic to stop bleeding. In American informal usage, 'alum' also refers to a graduate or former member of a school, college, or organization.
BUDDING /ˈbʌdɪŋ/ · adjective
Beginning to develop or show signs of promise; in an early stage of growth. As a horticultural term, it describes a plant that is producing buds, and it also names the grafting technique of inserting a bud from one plant into another. Related: emerging, nascent, burgeoning, developing.
BASE /beɪs/ · noun, verb, adjective
The lowest part or foundation of something on which it stands or is built; also, a starting point or underlying support for an idea, activity, or system. Related: foundation, footing, basis, groundwork.
DELTA /ˈdɛltə/ · noun
The fourth letter of the Greek alphabet (Δ, δ). Also, a triangular tract of alluvial land formed where a river splits into distributaries before entering a sea or lake, and in science and mathematics, a symbol for change or difference in a quantity. Related: alluvial plain, estuary, outwash, floodplain.
GRASSY /ˈɡræsi/ · adjective
Covered or resembling grass; green and lush. Related: green, lush, meadowy, herbaceous.
BASIN /ˈbeɪ.sən/ · noun
A wide, round, open container used for holding liquid or washing; also a natural or artificial depression in the earth's surface, such as a drainage basin. Related: bowl, sink, washbasin, tub.
HABITAT /həˈbɪtæt/ · noun
The natural environment in which an organism lives, or the physical environment in which a particular species of plant or animal lives. Related: environment, ecosystem, habitat, niche.
FLOC /flɒk/ · noun
A floc is a small, loose, fluffy clump or aggregate of fine particles — such as clay, silt, bacteria, or precipitates — that have clustered together in a liquid, especially during water and wastewater treatment. Related: clump, cluster, aggregate, coagulum.

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