Where does “lactamide” come from?

lactamide (English) comes from English amide, from English -ide, from Middle French -ide, from Latin -is, from Latin -a, from Proto-Italic -ā, from Proto-Indo-European -éh₂.

lactamide (English): An acid amide derived from lactic acid, and...

Definitions

  1. An acid amide derived from lactic acid, and...

Ancestry of “lactamide”, step by step

lactamide traces back through two separate lines of ancestry.

via English amide

StepLanguageWordMeaning
1EnglishamideAny derivative of an oxoacid in which the...
2English-ideAny of a group of related compounds - azide,...
3Middle French-ideid (dynast)
4Latin-issuffixed to the root of nouns in composition,...
5Latin-asuffixed to the roots of verbs, forms agent...
6Proto-Italic-āForms masculine agent nouns from prefixed or compounded bases
7Proto-Indo-European-éh₂—

via English lacto

StepLanguageWordMeaning
1Englishlacto—
Every word from Proto-Indo-European -éh₂ →Every word from Latin -is →Every word from Latin -a →