a hole or chamber formed underground naturally by rocks gradually breaking down over time
having very little or no light
the part of space where someone or something is or they should be
a very tall and large natural structure that looks like a huge hill with a pointed top that is often covered in snow
the surface layer of earth that is solid and people walk on
a solid material forming part of the earth's surface, often made of one or more minerals
(of a surface) continuing in a straight line with no raised or low parts
a hard material, usually made of minerals, and often used for building things
with little or no noise
having a pleasantly mild, low temperature
the mixture of gases, primarily oxygen and nitrogen, that surrounds the Earth and is essential for breathing
(of air) natural, unpolluted, and clean
a measure of how hot or cold something or somewhere is
small or below average in degree, value, level, or amount
a small flying creature that comes out at night
to have your home somewhere specific
to be positioned in a way that the top part is fixed or connected to something, but the bottom part can move freely without touching the ground
to rest our mind and body, with our eyes closed
used to express that something happens continuously from the beginning to the end of a period of time
(particularly of water) to fall in small amounts of droplets
the highest part of a room, vehicle, etc. that covers it from the inside
a small, shallow body of water, typically calm and isolated
a living thing, like a cat or a dog, that can move and needs food to stay alive, but not a plant or a human
a small creature such as a bee or ant that has six legs, and generally one or two pairs of wings
to go somewhere for a short time, especially to see something
thoroughly and precisely, with close attention to detail or correctness
difficult to hold or move on because of being smooth, greasy, wet, etc.
a type of electromagnetic radiation that makes it possible to see, produced by the sun or another source of illumination
used to add another item, fact, or action to what has already been mentioned
extremely pleasing to the mind or senses
not like another thing or person in form, quality, nature, etc.
an empty space in the body or surface of something solid
used to refer to a particular situation, stage, or place
to notice the sound a person or thing is making
anything that we can hear
everything that exists or happens on the earth, excluding things that humans make or control
protected from any danger
used to emphasize that something is done or achieved regardless of the method or circumstances
different or better than what is normal
making us feel interested, happy, and energetic
free from conflict, violence, or disorder
in a manner where two or more things happen together
