Meaning: A deep crack in a glacier or ice sheet.

Part of speech: noun

Example: The climbers carefully crossed the crevasse.

Category: Nature › Geography

Synonyms:

• chasm
• gorge

Meaning: A narrow opening or fissure, especially in a rock or wall.

Part of speech: noun

Example: The spider hid in the crevice of the wall.

Category: Nature › Geography

Synonyms:

• crack
• fissure

Meaning: a small creature or animal

Part of speech: noun

Example: Look at that little critter in the garden!

Category: Nature › Animals

Synonyms:

• creature
• animal

Meaning: to make a low, hoarse sound

Part of speech: verb

Example: The frog began to croak at dusk.

Category: Nature › Animals

Synonyms:

• croon
• grumble

Meaning: a large reptile found in rivers and lakes

Part of speech: noun

Example: The crocodile basked in the sun.

Category: Nature › Animals

Synonyms:

• reptile
• carnivore

Meaning: a type of flowering plant

Part of speech: noun

Example: The crocus blooms in early spring.

Category: Nature › Plants

Synonyms:

• flower
• plant

Meaning: not straight; bent or twisted

Part of speech: adjective

Example: The crooked tree leaned to one side.

Category: Nature

Synonyms:

• bent
• twisted

Antonyms:

• straight
• upright

Meaning: a pattern created by flattening crops

Part of speech: noun

Example: The crop circle appeared overnight in the field.

Category: Nature › Agriculture

Synonyms:

• crop formation
• field pattern

Meaning: a current in a river or sea that flows in a different direction

Part of speech: noun

Example: The boat struggled against the cross-current.

Category: Nature › Water

Synonyms:

• countercurrent
• opposing current

Meaning: To transfer pollen from one flower to another, aiding reproduction.

Part of speech: verb

Example: Bees help to cross-pollinate the plants.

Category: Nature › Botany

Synonyms: interbreed

Meaning: A large black bird known for its intelligence.

Part of speech: noun

Example: The crow cawed loudly from the tree.

Category: Nature › Birds

Synonyms: raven

Meaning: a type of animal with a hard shell, like crabs and lobsters

Part of speech: noun

Example: Crustaceans are often found in the ocean.

Category: Nature › Marine Biology

Synonyms:

• shellfish
• marine animal

Meaning: a young bear

Part of speech: noun

Example: The cub played near its mother.

Category: Nature › Wildlife

Synonyms:

• bear cub
• young bear

Meaning: a type of bird known for its distinctive call

Part of speech: noun

Example: The cuckoo sings in the spring.

Category: Nature › Birds

Synonyms:

• bird
• songbird

Meaning: a frothy substance produced by certain insects

Part of speech: noun

Example: Cuckoo spit can be found on plants in the garden.

Category: Nature › Insects

Synonyms:

• insect secretion
• froth

Meaning: the food that ruminating animals bring back to their mouths to chew again

Part of speech: noun

Example: Cows chew their cud to aid digestion.

Category: Nature › Animals

Synonyms:

• chewed food
• ruminant food

Meaning: To select from a group; to reduce the size of a group by removing less desirable members.

Part of speech: verb

Example: The farmer decided to cull the weaker animals from the herd.

Category: Nature › Agriculture

Synonyms:

• select
• choose

Antonyms:

• add
• include

Meaning: Suitable for cultivation; capable of being farmed.

Part of speech: adjective

Example: This land is highly cultivable and ideal for growing crops.

Category: Nature › Agriculture

Synonyms:

• arable
• farmable

Antonyms:

• barren
• infertile

Meaning: A plant variety that has been produced in cultivation by selective breeding.

Part of speech: noun

Example: This cultivar of rose is known for its vibrant color.

Category: Nature › Botany

Synonyms:

• variety
• strain

Meaning: To prepare and use land for crops or gardening.

Part of speech: verb

Example: Farmers cultivate the fields every spring.

Category: Nature › Agriculture

Synonyms:

• grow
• raise

Antonyms:

• destroy
• abandon

Meaning: The act of growing plants or crops; the process of developing or improving something.

Part of speech: noun

Example: Cultivation of the land is essential for agriculture.

Category: Nature › Agriculture

Synonyms:

• farming
• growing

Antonyms:

• neglect
• abandonment

Meaning: A person or machine that prepares land for growing crops.

Part of speech: noun

Example: The farmer used a cultivator to till the soil.

Category: Nature › Agriculture

Synonyms:

• farmer
• tiller

Meaning: A large wading bird with long legs and a long curved bill.

Part of speech: noun

Example: The curlew is often found in wetlands.

Category: Nature › Birds

Synonyms:

• shorebird
• wader

Meaning: The act of trimming or mowing grass.

Part of speech: verb

Example: Cutting grass is part of maintaining a beautiful lawn.

Category: Nature › Gardening

Synonyms:

• mowing
• trimming

Meaning: A marine animal related to squids, known for its ability to change color.

Part of speech: noun

Example: The cuttlefish can blend into its surroundings to avoid predators.

Category: Nature › Marine Biology

Synonyms:

• cephalopod
• squid

Meaning: A steep-sided hollow at the head of a valley, often containing a lake.

Part of speech: noun

Example: The hikers reached the cwm after a long trek.

Category: Nature › Geography

Synonyms:

• hollow
• valley

Meaning: A type of flowering plant with heart-shaped leaves and colorful flowers.

Part of speech: noun

Example: The cyclamen blooms beautifully in winter.

Category: Nature › Botany

Synonyms:

• flower
• plant

Meaning: A young swan.

Part of speech: noun

Example: The cygnet followed its mother closely on the lake.

Category: Nature › Wildlife

Synonyms:

• young swan
• swanling

Meaning: A type of tree known for its tall, slender shape and evergreen leaves.

Part of speech: noun

Example: The cypress tree is often found near water.

Category: Nature › Botany

Synonyms:

• tree
• evergreen

Meaning: a yellow spring flower

Part of speech: noun

Example: The daffodil blooms in early spring.

Category: Nature › Plants

Synonyms:

• narcissus
• jonquil

Meaning: a type of flowering plant with colorful blooms

Part of speech: noun

Example: The dahlia garden was in full bloom.

Category: Nature › Plants

Synonyms:

• flower
• plant

Meaning: a common flower with white petals and a yellow center

Part of speech: noun

Example: The daisy is a symbol of innocence.

Category: Nature › Plants

Synonyms:

• flower
• bloom

Meaning: a chain made of linked daisies

Part of speech: noun

Example: The children made a daisy chain for decoration.

Category: Nature › Plants

Synonyms:

• garland
• wreath

Meaning: a valley, especially in a rural area

Part of speech: noun

Example: The sheep grazed in the dale.

Category: Nature

Synonyms:

• valley
• glen

Meaning: a common yellow flower with jagged leaves

Part of speech: noun

Example: The dandelion is often seen in gardens.

Category: Nature › Botany

Synonyms: Taraxacum

Meaning: marked with spots or patches of color

Part of speech: adjective

Example: The dappled sunlight filtered through the leaves.

Category: Nature › Botany

Synonyms:

• spotted
• mottled

Meaning: A type of palm tree that produces dates.

Part of speech: noun

Example: The date palm is common in desert regions.

Category: Nature › Botany

Synonyms: Phoenix dactylifera

Meaning: The sound of birds singing at dawn.

Part of speech: noun

Example: I love listening to the dawn chorus in the morning.

Category: Nature › Birdwatching

Synonyms: morning song

Meaning: An area with little or no life, often due to pollution.

Part of speech: noun

Example: The lake has become a dead zone due to chemical runoff.

Category: Nature › Ecology

Synonyms:

• desolate area
• barren zone

Antonyms:

• biodiverse area
• thriving ecosystem

Meaning: A poisonous plant also known as belladonna.

Part of speech: noun

Example: Deadly nightshade can be very dangerous if ingested.

Category: Nature › Botany

Synonyms: belladonna