to make a silly or careless mistake
cometer un error tonto o descuidado (kometer un error tonto o descuidado)
"She goofed up the numbers in the report."
"Ella cometió un error con los números en el informe." (Eya kometió un error kon los números en el informe)
to finish something successfully despite difficulties
to aim for something very ambitious or difficult to achieve
to discover the main cause of a problem
a person who loves reading
to continue believing in something or someone
to approach the last possible moment before a deadline