Intermediate Vocabulary Words

To leave a place empty; to give up occupancy of a position or place.

A period of time spent away from work or usual duties for rest and recreation.

To administer a vaccine to protect against a disease.

A substance used to stimulate the production of antibodies and provide immunity against a disease.

Having or showing a lack of thought or intelligence; mindless.

A space entirely devoid of matter; a device that cleans by suction.

Of uncertain, indefinite, or unclear character or meaning.

Having or showing excessive pride in one’s appearance or abilities; also, unsuccessful or futile.

A speech or message of farewell, typically given at a graduation ceremony by the highest-ranking stu...

Possessing or showing courage or determination, especially in the face of danger.

Having a sound basis in logic or fact; legally or officially acceptable.

To confirm or prove the validity or accuracy of something; to make legally binding.

The quality of being logically or factually sound; the state of being legally or officially binding.

Great courage shown by someone in the face of danger, especially in battle.

A device that controls the flow of a fluid through a pipe or duct by opening, closing, or obstructin...

The leading position in a movement or field; those pioneering new ideas or developments.

To disappear suddenly or become invisible; to cease to exist.

Excessive pride in one's appearance or achievements; something that is futile or without value.

To defeat completely in a contest, conflict, or competition.

The gaseous state of a substance that is normally a liquid or solid at room temperature; steam or mi...

The process of converting a liquid or solid into vapor, typically by heating.

To convert a substance into vapor; to destroy or eliminate something completely, often by intense he...

The state or quality of being changeable or able to vary; the extent to which something differs over...

A factor or quantity that can change or vary in value, often used in mathematics, statistics, or sci...

A measure of how spread out a set of data values are from their mean; it can also refer to a differe...

A change or slight difference in condition, amount, or level, often within a certain range.

The quality or state of being diverse or different; also, a specific form or kind of something diffe...

Different from one another; several or diverse in nature or character.

A clear, shiny substance applied to surfaces like wood to protect and enhance their appearance.

Extremely large in size, extent, or degree; immense.

The quality or state of being very large in size or extent; immensity.

A secure room or compartment for storing valuables; also, an arched structure in architecture.

Having an arched overhead structure, such as a ceiling or roof, often used in architectural descript...

A plant or part of a plant used as food, typically roots, stems, or leaves.

A person who does not eat meat or fish, and typically consumes a diet of plant-based foods.

Plant life in general, especially the ground cover of a region or habitat.

Showing strong feeling; forceful, passionate, or intense in expression.

A means of transportation, such as a car, truck, or bus; also, a medium through which something is e...

A piece of thin material worn to cover the face or head; also, something that conceals or hides.

A blood vessel that carries blood toward the heart; also, a natural deposit of mineral in a rock for...

The speed of something in a given direction, often used in physics to describe motion.

A thin decorative covering, often of wood or paint; also, a superficial appearance or behavior.

Accorded respect due to age, wisdom, or character; deserving of veneration.

To regard with deep respect or reverence, often due to age, wisdom, or holiness.

The act of regarding or treating something with profound respect or reverence.

Punishment inflicted in retaliation for an injury or offense; revenge.

Poison secreted by certain animals, such as snakes or spiders, that can cause illness or death; also...

Capable of injecting or producing venom; harmful or malicious in nature.

An opening that allows air, gas, or liquid to pass in or out; also, to express a strong emotion.

To allow fresh air to enter and circulate in a space; to provide with a vent or means of airflow.

The process or system of circulating fresh air in a room, building, or system.

An undertaking involving risk, often a business project.

Willing to take risks; adventurous.

A place where an event is held or an activity occurs.

Expressed in spoken words rather than written or nonverbal forms.

Using more words than needed; wordy.

A decision in a legal case or a personal opinion on a matter.

The edge or brink of something, often a physical or metaphorical boundary.

Used to emphasize the truth or accuracy of a statement, often intensifying a metaphor.

Relating to spring or the spring season.