aptness

Plural: aptnesses

Noun

• The quality of being appropriate or suitable.
• a disposition to behave in a certain way
  • "the aptness of iron to rust"
• appropriateness for the occasion
  • "the phrase had considerable aptness"
• suitability; the quality of being apt or suitable
• disposition of the mind; propensity
• speed or readiness in learning; docility
• proneness; tendency

Examples

• An aptness to learn is more observable in some children than in others.
• The aptness of his word choice was almost as impressive as his score.
• the aptness of iron to rust
• the aptness of men to follow example

Synonyms

appositeness, propensity

Antonyms

inappositeness, inaptness