refers to a collection of things, particularly unspecified or vague items

material or substance with no specific identity

सामग्री

English Usage: This stuff is really durable and waterproof.

Hindi Usage: यह सामग्री वास्तव में मजबूत और जलरोधक है।

to fill something tightly with a material or substance

to cram or pack something tightly

धकेलना

English Usage: She tried to stuff all her clothes into one bag.

Hindi Usage: उसने अपनी सारी कपड़े एक बैग में धकेलने की कोशिश की।