and 20: C-grade, perhaps, exposed intelligent lecturer after third 7?

Cgrade

The term 'cgrade' originated in the 19th century, referring to a type of coffee that was popular in the UK at the time. It was known for its bitter taste and was often served at social events.The word 'cgrade' is derived from the Old English words 'cgræd', meaning 'to leave bitter', and 'wæd', meaning 'bitter'. This term has been used to describe a type of coffee that is quite strong and has a distinctive bitter taste.Cgrades were often served at social gatherings, such as parties and dinners, where they were used to add a unique flavor to the drinks.

Exposed

In the 17th century, the term 'exposed' referred to a type of torture device used in the Middle Ages. It was a device that allowed people to be subjected to extreme physical pain and humiliation.The word 'exposed' has its roots in the Latin word 'exponere', meaning 'to expose'. This Latin word is also the source of the modern English word 'exposure', which refers to the act of making something visible or public.Exposure was often used as a tool of punishment in the past, where victims were forced to endure extreme physical pain or humiliation.

Intelligent

The word 'intelligent' has its roots in the Latin word 'intelligentem', meaning 'to seem intelligent'. This Latin word was used to describe someone who seemed to possess great wisdom or knowledge.In the 17th century, the term 'intelligent' referred to a type of person who was considered to be wise and knowledgeable. This term was often used to describe a person who was seen as having a high level of mental acuity.The word 'intelligent' is derived from the Latin word 'intelligentem', which is derived from 'intelligere', meaning 'to seem intelligent'.

Lecturer

The term 'lecturer' originated in the 14th century, referring to a person who taught or instructed others. This term was used to describe someone who was seen as having the authority to educate or teach others.In the 17th century, the term 'lecturer' referred to a person who was a teacher or instructor of some sort. This term was often used to describe a person who was seen as having the ability to teach or instruct others.The word 'lecturer' is derived from the Old French word 'leçon', meaning 'lesson', and is related to the Latin word 'lectura', meaning 'reading'.

After

The word 'after' has its roots in the Old English words 'egg' and 'hafan', meaning 'house' and 'child'. This term was used to refer to a house or a place where a child was born.In the 17th century, the term 'after' referred to the period of time after birth, when a child was still young and vulnerable. This term was often used to describe a time of transition or change.The word 'after' is derived from the Old English words 'egg' and 'hafan', which are related to the Latin word 'post', meaning 'after'.

Third

The word 'third' has its roots in Old English, where it was known as 'þrīd'. This term was used to describe a position or rank in a hierarchy, and was often used to refer to the third item in a sequence.In the 17th century, the term 'third' referred to the position of the third item in a sequence, such as a list of items. This term was often used to describe a sequence or order.The word 'third' is derived from the Old English word 'þrīd', which is related to the Latin word 'tertius', meaning 'third'.