This list includes 4 Simple words that start with X, from “x-ray” to “xylophone”. These entries are short, common, and learner-friendly for teachers, parents, ESL learners, and early readers.

Simple words that start with X are everyday, easy-to-read words beginning with the letter X. Notably, “x-ray” is one of the most widely known X-words in global vocabulary.

Below you’ll find the table with Word, Part of speech, Definition, and Etymology.

Word: Shows the exact vocabulary entry so you can find, teach, or reference the word quickly.

Part of speech: Indicates whether the word is a noun, verb, adjective, or other, helping you choose suitable exercises.

Definition: Provides a concise, learner-friendly meaning in ten to twenty words for easy classroom and writing use.

Etymology: Gives a one-line origin note so you can show linguistic roots and cultural connections during lessons.

Simple words that start with X

WordPart of speechSyllablesOrigin
x-raynoun2from English via symbol X ‘unknown ray’
xylophonenoun4from Greek xyl- ‘wood’
xenonnoun2from Greek xēn- ‘strange’ via element naming
xylemnoun2from Greek xyl- ‘wood’ via botanical term

Descriptions

x-ray
A medical image or the machine that makes it used to see bones and some injuries
xylophone
A musical instrument with wooden bars hit by mallets often used in school music and children’s songs
xenon
A colorless odorless noble gas known from science and used in some lights and experiments
xylem
The plant tissue that carries water from roots to leaves taught in basic biology
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