No, the verb 'trick' is a verb (trick, tricks, tricking, tricked).
The noun 'trick' is an abstract noun, a word for an action meant to deceive or cheat; a word for a concept.
The word 'trick' is also an adjective (such as a trick question).
The word 'departure' is the abstract noun form of the verb to depart.
The word 'try' is an abstract noun as a word for an attempt, an effort; a word for a concept.The abstract noun form of the verb to try is the gerund, trying.
The abstract noun forms for the verb to appear are appearance and the gerund, appearing.
The abstract noun form of the verb to imitate are imitation and the gerund, imitating.
The abstract noun forms of the verb to amend are amendment and the gerund, amending.
The noun trick is an abstract noun, a word for cunning or skillful act or scheme intended to deceive or outwit someone; a word for a concept.The abstract noun forms for the verb to trick are trickery and the gerund, tricking.The abstract noun form for the adjective trick is trickiness.
The nouns in the sentence, people and hall, are both concrete nouns. There are no abstract nouns in the sentence. The use of the word 'protest' is the trick. As a noun, protest is an abstract noun, but in your sentence it is the verb form 'to protest', not a noun.
The abstract noun form for the verb to please is the gerund, pleasing.A related abstract noun form is pleasure.
The abstract noun 'adoration' is a noun form of the verb to adore.
The word 'departure' is the abstract noun form of the verb to depart.
Either a noun or a verb. As a noun, it is of the abstract type, and as a verb it means to exercise the action corresponding to the abstract noun.
Resentence is an action verb. There is no abstract noun.
The abstract noun for the verb to accuse is accusation.
The abstract noun form for the verb abduct is abduction.
The abstract noun forms of the verb to rely are relianceand the gerund, relying.
The abstract noun for the verb to think is the gerund, thinking.The word 'think' is an abstract noun form as a word for the act or a period of thinking.A related abstract noun form is thought.
The abstract noun for the verb to grieve is the gerund, grieving.Related abstract noun forms are grief and bereavement.The abstract noun form of the verb grieve (meaning to air a complaint or wrong) is grievance.