Nonpareil (بے مثال) means having no match or equal; unrivaled. 'Unequaled' (لاجواب) is a direct synonym.

Nonchalant (بے پرواہ) is the adjective form, meaning feeling or appearing 'calm and casual' (پرسکون اور بے تکلف) and relaxed. 'Apprehensive' (فکرمند) is an antonym.

Nonchalance (بے پروائی) is the state of feeling or appearing casually calm and relaxed. 'Unconcern' (بے فکری) is a direct synonym. 'Attentiveness' (توجہ) is an antonym.

Non-proliferation (عدم پھیلاؤ) is the prevention of an increase or spread of something, especially nuclear weapons. It is a 'limitation' (پابندی) on their spread.

Non-aligned (غیر وابستہ) means not allied with any side in a conflict or dispute. 'Neutral' (غیر جانبدار) is a direct synonym. 'Partial' (جانبدار) is an antonym.

Nomenclature (اصطلاحات) is the system of names or 'terminology' (اصطلاحی نام) used in a particular field, such as biology or chemistry. 'Pseudonym' (فرضی نام) is a fictitious name.

A nodule (گانٹھ) is a small swelling or 'a lump' (ایک گانٹھ) of cells in the body, or a small rounded lump of a mineral.

Nimble (پھرتیلا) means quick and light in movement or action; agile. 'Active' (فعال) and quick is the best synonym. 'Sluggish' (سست) is the antonym.

Nettlesome (پریشان کن) means causing annoyance or difficulty. 'Irritating' (تکلیف دہ) is a direct synonym. 'Soothing' (آرام دہ) is the antonym.

Native (مقامی) means associated with the place or circumstances of one's birth. 'Original' (اصلی) or indigenous inhabitant is the correct meaning. 'Alien' (غیر ملکی) is the antonym.