biztos

Etymology
From +.

Adjective

 * 1) safe, secure
 * 2) sure, steady
 * 3) sure of, certain, confident, positive with

Adverb

 * 1) surely, certainly
 * 2) probably, perhaps, maybe
 * 1) probably, perhaps, maybe

Usage notes
To make clear that the meaning surely, certainly is implied, one can use as the adjective followed by the word  as in:

This makes it clear that it is not a probability but a certainty in contrast to the ambiguous phrasing:

Noun

 * 1) commissioner, policeman