unsolid

The child built an unsolid tower of wooden blocks.

Definition

1. Adjective:
   • Lacking firmness or solidity: "unsolid" describes something that is not firm, not hard, or not stable in structure.
   • Not physically strong or durable: Can refer to materials or objects that are weak, fragile, or likely to break.
   • Figuratively: not reliable or substantial: Used to describe arguments, plans, or ideas that lack a strong foundation or are not well-supported.

Usage Examples

• (The ice was not firm or strong enough.)
• (His argument was not well-founded or convincing.)
• (The chair was unstable and not sturdy.)

Advanced Usage

• "unsolid ground": a surface that is not firm or stable.

  • We had to cross an area of unsolid ground, which made walking difficult. (Soft or marshy terrain.)

• "unsolid evidence": proof that is weak or not convincing.

  • The lawyer dismissed the claim as based on unsolid evidence. (Evidence that lacks credibility or strength.)

Variants and Related Words

• Solid (adj): firm, strong, and stable; the opposite of unsolid.

  • The table is made of solid oak. (The table is very strong and durable.)

• Solidity (n): the quality of being firm, strong, or stable.

  • The building's solidity was tested during the earthquake. (Its strength and stability.)

• Unsolidified (adj): not made solid or firm; still liquid or loose.

  • The concrete remained unsolidified after the rain. (It did not harden properly.)

Synonyms

• Flimsy: weak, thin, or easily broken.
• Fragile: easily broken or damaged.
• Unstable: likely to change or fall; not steady.
• Weak: lacking physical strength or firmness.

Related Idioms

• Built on sand: describing something with an unsound or weak foundation.

  • Their business plan was built on sand — it collapsed quickly. (The plan was unsolid and unreliable.)

• A house of cards: something that is very fragile or likely to fall apart.

  • His entire argument was a house of cards, unsolid and easily disproven. (Unstable and weak.)