The tiny dog ran under the big bed.
Meaning: The dog was so small that it could fit under the bed.
Choice of Words: Tiny is an adjective that means very small. Under is a preposition that means below or beneath something. Big is an adjective that means large. Bed is a noun that refers to a piece of furniture used for sleeping. When you put them together, the sentence describes a small dog running beneath a large bed.
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Related Expressions