sostenere — meaning in English

English meaning

abet verb To help or encourage someone to do something wrong, especially a crime.
advocate noun A person who publicly supports or argues in favor of a cause, policy, or another person.
allege verb (law) To formally state something as fact in court, especially under oath.
argue verb To exchange differing opinions, often heatedly.
assert verb To state something firmly and confidently, as if it were beyond doubt.
back noun The rear surface of the human or animal body, from the shoulders to the hips.
buttress noun A support made of brick, concrete or stone, set against a structure to hold it up.
empower verb To give someone the authority or legal right to do something.
foster verb To raise or care for a child who is not biologically one's own.
pitch noun A persuasive presentation intended to sell or promote something.
posit noun An idea or statement put forward as true, without proof.
promote verb To raise someone to a higher rank or more important job.
second adjective Coming after the first in order, position, or importance.
stand verb To be upright on one's feet, or to rise into that position.
support noun Help, encouragement or resources given to someone or something.
underpin verb To hold something up from underneath with supports or brickwork.

sostenere is used for these senses in English:

abet (transitive) To support, countenance, maintain, uphold, or aid (any good cause, opinion, or action). [late 16th c.]
advocate (transitive) To encourage support for something.
allege (obsolete, transitive) To state under oath, to plead.
allege (transitive) To make a claim as justification or proof; to make an assertion without proof.
argue (transitive) To present (a viewpoint or an argument therefor).
assert To maintain or defend, as a cause or a claim, by words or measures; to vindicate a claim or title to.
back (transitive) To support.
buttress (figurative, by extension) To support something or someone by supplying evidence.

noun A person who publicly supports or argues in favor of a cause, policy, or another person.
noun A lawyer, especially one who represents a client in court.
verb To publicly support or argue in favor of something.