iii. Collective Noun:
A collective noun is the name of a collection or number or group of things or persons taken together and considered of as one whole.
Example:
– The navy is the ready for the voyage.
– Public was not aware for the incident.
– The proposal was approved by the cabinet.
Example without sentence:
Crowd, class, army, mob, gang, team, jury, family, herd, committee, audience, council, public, navy, cabinet, group, company, society, troupe, corporation, senate, faculty, board etc.
iv. Material Noun:
A material noun is the name of material, substance or ingredient of things.
Such as iron, steel, copper, gold, coal, silver, milk, water, tea, sugar, wheat etc.
Example:
– The necklace is made of gold.
– The cow gives us milk.
– Give me a cup of tea.
v. Abstract Noun:
An Abstract Noun is usually the name of a quality, action, state or concept.
Abstract noun are the names of such things those can’t be touched, tested, smelt or heard.
Such as:
Quality- honesty, beauty, bravery, wisdom, heroism, stupidity, darkness, kindness, goodness, brightness etc.
Action- Judgment, movement, laughter, hatred, theft etc.
State- Childhood, boyhood, youth, death, poverty, slavery, sickness, sleep etc.
The names of Arts and Science such as grammar, chemistry, physics, music etc. are also abstract noun.
এই লেকচারের পরের পেইজে যেতে নিচের 
…. তে ক্লিক কর।