Proving in Malayalam

Malayalam words whose English meaning includes “proving”:

അലസല്‍ (alasal) — Abortion, disturbance; abortion, disturbance, going away, proving futile or useless.
പാളിച്ച (palicha) — Blazing, sliding, looking askance, slinking, slipping, missing the aim, proving futile, failure.
പ്രസ്ഥാപനം (prasthaapanam) — Installation, send off, confirmation, proving.