のぼる · noboru
JLPT N5
To climb, to ascend, to go up, to rise
上ります (noborimasu) is the polite non-past form of 上る.
"Noborimasu" is the polite (masu-form) of the verb "noboru". It is used in formal situations or when speaking to people to whom respect should be shown. The verb "noboru" has several meanings related to 'going up,' such as climbing a mountain, going up stairs, rising in rank, or the sun/moon rising. It can be intransitive (to go up by itself) or transitive (to climb something, though 「ageru」/「ageru」 are more common for actively lifting something).