What is the meaning of Se-?

a prefix, sometimes used instead of s- in front of a consonant

none, no (person​/​thing​/​way​/​kind​/​place​/​size​/​amount​/​etc.)

one

adjectival equative: same, sharing [base], having the same [base]

all, the whole [base]

apart-, aside-, away-

without, lacking, wanting, -less

six- as a bound morpheme

one

used to form the comparative of adjectives

Used on nouns to indicate that the noun referred to is in its entirety.

Class 7 noun prefix.

Class 7 noun prefix.

Class 7 noun prefix.

Form of sa- used in copulative constructions.

Source: wiktionary.org