Answer:
Knowledge - Common Noun
heroism - Common Noun
truth - Common Noun
life - Common Noun
coldness - Adjective
captaincy - Common Noun
Step-by-step explanation:
The verb is the word used to show an action, work, or state e.g. Eat, Type, solve, etc.
The adjective is a word that shows the condition of the state of a person or thing. e.g. cleverness, sweet, red, etc.
Common Noun is the generic name of a person, place, or thing. e.g boy, city, computer, etc.