Dear student
The answers are -
Champ - Champion
Ad - Advertisement
Met - Metropolitan
Paras - Parasite (This abbreviation is unheard of. It might be an Acronym, that stands for "Pridhvi Asset Reconstruction and Securitisation"
Prelim - Preliminary
Prop - Property/proposition etc
Roach - Cockroach
Specs - Spectacles
Telly- Television (A common British abbreviation)
Chimp- Chimpanzee
Regards