The adjective 'exchangeable' is based on the verb to exchange, which is also a noun, example:
Noun: The exchange was fair to both parties.
The noun form for the adjective exchangeable is exchangeability.
Other noun forms for the verb to exchange are exchangerand the gerund, exchanging.
Synonyms for the adjective convertible are exchangeable, adjustable, or swappable.A synonym for the noun convertible (car) is cabriolet. A slang term is ragtop,
indignation
When a proper noun is used as and adjective, it is a proper adjective; for example:Ancient Mexican structures have similarities to ancient Egyptian structures.
The noun form of the adjective enthusiastic is enthusiasm.
The suffix -ous is added to the noun mountain to form the adjective mountainous.
You can change the adjective "arrogant" into a noun by adding the suffix "-ce" to form the noun "arrogance."
Synonyms for the adjective convertible are exchangeable, adjustable, or swappable.A synonym for the noun convertible (car) is cabriolet. A slang term is ragtop,
indignation
Leisure is already in its adjective form. It does not change between noun and adjective, only between noun/adjective and adverb. "Please complete this at your leisure." = noun "My favorite leisure activity is golf." = adjective "He completed the task leisurely." = adverb
Add the suffix -ic to the noun atom to form the adjective atomic.
Norway is a proper noun, not an adjective. It is the name of a country. It does not change.
indignation
The noun form for the adjective 'vast' is vastness.
To change the adjective "dark" to a noun, you can use "darkness".
When a proper noun is used as and adjective, it is a proper adjective; for example:Ancient Mexican structures have similarities to ancient Egyptian structures.
The abstract noun for the adjective hard is hardness.
The word 'truthful' is the adjective form of the abstract noun truth.The abstract noun form of the adjective 'truthful' is truthfulness.