Synonyms of staple in English:

staple


See US English definition of staple

See UK English definition of staple

See Spanish definition of grapa

adjective

1‘rice was the staple crop grown in most villages’

SYNONYMS
main, principal, chief, major, primary, leading, foremost, first, most important, predominant, dominant, prominent, most prominent, key, crucial, vital, indispensable, essential, basic, fundamental, standard, critical, pivotal, prime, central, premier
informal number-one