أبدا

In a sentence

• لن أفعل ذلك أبدا.

  I will never do that.

  Here, أبدا emphasizes the absolute negation of the verb, meaning 'never' in a strong sense.

• هل زرت هذا المكان من قبل؟ أبدا.

  Have you visited this place before? Never.

  In this context, أبدا is used as a standalone response to denote 'never' as an answer to a question.

• الشخص الذي يعمل بجد لا يشعر باليأس أبدا.

  A person who works hard never feels despair.

  Here, أبدا is used to convey the sense of 'never' in a general or universal statement.