zero

1. zero (numeric symbol that represents the cardinal number zero)
2. zero (point on a scale at which numbering or measurement originates)
3. zero (nothing, or none; lack of something)
4. zero (person of little or no importance)

szacunku

1. genitive singular of szacunek
2. locative singular of szacunek
3. vocative singular of szacunek

dla

1. for (intended to belong to)
2. for, in aid of (intended to benefit, cure, support, etc.)
3. for (in return for)
4. to
5. (colloquial) for the sake of
6. for (according to, in the opinion of)

człowieka

genitive/accusative singular of człowiek