To palpitate (دھڑکنا) means (of the heart) 'to beat rapidly' (تیزی سے دھڑکنا), strongly, or irregularly. 'Feeling with the hand' (ہاتھ سے محسوس کرنا) is 'palpate'.

Pallid (زرد) means 'pale' (پیلا), typically because of poor health. 'Energetic' (توانا) is an antonym.

A palliative (تسکین بخش) is a medicine or treatment that 'reduces bad effects' (برے اثرات کو کم کرتا ہے) or symptoms without curing the underlying disease.

To overwhelm (مغلوب کرنا) means to 'over-power' (قابو پانا) with superior force or numbers, or to bury beneath a mass of something.

An ovation (تالیاں) is a sustained and enthusiastic show of 'applause' (داد) from an audience.

Oval (بیضوی) means having a rounded and elongated shape, 'like an egg' (انڈے کی شکل کا). 'Verbal' (زبانی) is 'Oral'.

Osmosis (نفوذ) is a process by which molecules pass through a membrane from a less concentrated solution into a more concentrated one. It is a 'diffusion of fluids' (مائعات کا پھیلاؤ).

Orthodox (روایتی) means following 'conventional' (روایتی) or traditional beliefs, especially in religion. 'Unorthodox' is the antonym.

Oral (زبانی) means relating to the mouth or 'spoken' (کہا گیا) rather than 'written' (تحریری).

An oracle (کاہن) was a priest in ancient Greece who gave prophecies. The term is now used for a 'wise person' (عقلمند شخص) or source of advice. 'Idiot' (احمق) is the antonym.