Alien: One who resides in a country of which he is not a citizen. (Urdu: اجنبی، وہ شخص جو کسی ایسے ملک میں رہتا ہو جس کا وہ شہری نہ ہو۔)

Voluntary (اختیاری) means done, given, or acting of one's own free will. Compulsory (لازمی) means required by law or a rule; obligatory. Alternative (متبادل) means (of one or more things) available as another possibility or choice. Ordered (حکم دیا) means neatly or tidily arranged. Essential (ضروری) means absolutely necessary; extremely important.

Obligatory (لازمی) means something that is required by law or rule.
Unnecessary (غیر ضروری) means not needed or irrelevant.
Compulsory (لازمی) means required by law or rule; mandatory.
Chosen (چنا ہوا) refers to something that has been selected.
Optional (اختیاری) means something that is not required, but available as a choice.
Rahul was sharing some of his childhood stories and they were (hysterical).
A. Emotional
B. Dangerous
C. Funny
D. Scary

Obligatory (لازمی) means required by a legal, moral, or other rule; compulsory.
Useful (مفید) means able to be used for a practical purpose or in several ways.
Stubborn (ضدی) means having or showing dogged determination not to change one's attitude or position on something, especially in spite of good arguments or reasons to do so.
Agreeable (خوشگوار) means pleasant.
Required (ضروری) means necessary according to rule or law, similar to obligatory.

At the 1926 Gauhati session, it was made mandatory for Congress members to wear Khadi (hand-spun cloth).

Maulana Muhammad Ali Jauhar launched the English weekly 'Comrade' (and the Urdu daily 'Hamdard') to voice Muslim grievances and advocate for their political rights.

After the Congress refused to accept the compulsory grouping clause of the Cabinet Mission Plan, the Muslim League withdrew its acceptance and called for 'Direct Action Day' to achieve Pakistan.

The Hindi-Urdu controversy started in 1867 in Banaras when Hindu groups demanded that Urdu be replaced by Hindi written in the Devanagari script as the official language of courts and administration.

Sir Syed Ahmed Khan is often regarded as the pioneer of Muslim nationalism. Following the Hindi-Urdu controversy of 1867, he famously predicted that Hindus and Muslims were two distinct nations who could not sit on the same throne, laying the intellectual foundation for the Two-Nation Theory.

Henry Martyn was a chaplain and missionary who arrived in India in 1806. He is renowned for his translations of the New Testament into Urdu (Hindustani) and Persian.