Where does “libarcă” come from?

libarcă (Romanian) comes from Bulgarian хлебарка, from Bulgarian хлеба́р, from Bulgarian -а́р, from Proto-Slavic -ařь, from Gothic -𐌰𐍂𐌴𐌹𐍃, from Proto-Germanic -ārijaz, from Latin -ārius, from Proto-Italic *-āzios — Forms relational adjectives to nouns (and rarely numerals).

libarcă (Romanian): cockroach; black beetle

Definitions

cockroach; black beetle

Ancestry of “libarcă”, step by step

Step	Language	Word	Meaning
1	Bulgarian	хлебарка	female baker; cockroach
2	Bulgarian	хлеба́р	baker, bread maker
3	Bulgarian	-а́р	er, -or
4	Proto-Slavic	-ařь	-er
5	Gothic	-𐌰𐍂𐌴𐌹𐍃	-er
6	Proto-Germanic	-ārijaz	-er
7	Latin	-ārius	er
8	Proto-Italic	*-āzios	Forms relational adjectives to nouns (and rarely numerals)

Every word from Proto-Italic *-āzios →Every word from Latin -ārius →Every word from Proto-Germanic -ārijaz →