Learn Vocabulary: Accumulate, Vast, Consist | Khan Academy

Understanding "Accumulate"

• 💡 "Accumulate" is a verb meaning to pile up or increase in number.
• 🧩 Etymologically, it combines "add" (meaning to or of) and "kumulus" (Latin for heap), with a phonetic assimilation where 'd' becomes 'c'.
• ☁️ Related terms include "cumulus cloud," referring to a heap-like cloud formation.

Exploring "Vast"

• 🌌 "Vast" is an adjective that signifies something very large or wide.
• 🏜️ While often meaning large, it can carry a connotation of emptiness, applicable to both cities and deserts.
• 💥 Related words include "waste" (a big empty space) and "devastate" (to lay waste to or destroy).

Defining "Consist"

• 🧱 "Consist" is a verb, typically followed by "of," meaning to be made from or composed of.
• 🤝 The word's roots are "con" (with or together) and "cist" (to place or be firmly in one spot), suggesting something that holds together.
• 🔄 Related words include "consistent" (standing together across time) and "insist" (to take a stand) and "persist" (to stay firm through opposition).

Sentence Examples

• 🚇 The subway network consists of six different rail lines.
• 🗺️ A vast network of tunnels exists deep beneath the city, extending for miles.
• 🐉 After centuries, the dragon had accumulated a huge fortune of gold and jewels.