to prove
No puedes probarlo. ― You can’t prove it.
to test, to demonstrate
to taste
Prueba a ver si está bueno. ― Taste it to see if it’s good.
to try, to try out, to sample, to test out, to give a go, to have a go
to check out, to probe
to suit
Vivir en Madrid no le prueba. ― Living in Madrid doesn't suit her.
to try out (for a team)
(reflexive, with clothes, etc.) to try on, see if it fits
María se probó el vestido. ― Maria tried on the dress.
(reflexive) to prove oneself
(reflexive) to be tested, to be proved, to be proven