Taimur Ali Khan is growing fast. The little man, who is already one of the favourites of the paparazzi, has started to learn new words, revealed papa Saif. The actor reportedly revealed that Taimur has learnt few new words. He now calls Saif Abba. Saif also added that he screams gum whenever he sees a chewing gum. The chap also reportedly loves to watch the moon and so Saif often sits with him in his office to show him the moon.