examples of combination of solids in day to day life. could u give some 25 to 50 objects. example like ice cream and capsule

Examples of combinations of solids from real life:

pencil (combination of cylinder and cone),

rocket cracker (combination of cylinder and cone), 

muffin (combination of cylinder and hemisphere),  

wooden table (combination of cuboidal top and cuboidal legs),

different types of kids toys,

any figure made up of building blocks.

Similarly, you can find out numerous such examples from your surroundings.