Translation guide
The quality of being firm, stable, or not hollow; can refer to physical objects, arguments, foundations, or character.
Describing an object that is not soft, hollow, or easily broken.
General noun for hardness, firmness, or stiffness. Used for both physical and metaphorical solidity.
このパンの固さはちょうどいい。
The solidity of this bread is just right.
Emphasizes sturdiness and robustness, often for structures or defenses.
The solidity of the castle walls prevented the enemy's invasion.
Refers to a sense of fullness or substance, often used for experiences or content rather than physical objects.
This novel has a sense of solidity.
Describing arguments, plans, foundations, or character that are well-founded and dependable.
Certainty, reliability, or sureness. Commonly used for facts, evidence, or trustworthiness.
The solidity of his argument remains questionable.
Steadiness, soundness, and prudence. Often used for financial matters, plans, or personality.
Literally 'rock-like solidity'; implies unshakable stability. Often used in political or organizational contexts.
Describing something that has depth and substance, not flat or hollow.
Japanese often expresses the concept of solidity through adjectives (固い, 堅実な) or descriptive phrases rather than a single abstract noun. Using 固さ is acceptable, but in many contexts, rephrasing with an adjective or verb is more natural.
This desk has solidity.
The solidity of the plan was highly evaluated.
His administration boasts solidity.
この生地は厚みがあって丈夫だ。
This fabric has solidity and is durable.