उड़ान
udaan
'Takeoff' means when an airplane leaves the ground and starts flying into the sky.
You say 'takeoff' like this: tayk-awf.
The word 'takeoff' comes from the combination of 'take' and 'off', meaning to lift off from the ground.
The word 'takeoff' in Hindi is 'उड़ान भरना' (Uḍān Bharanā).