Where does “horrorfest” come from?

horrorfest (English) comes from English horror, from Middle English horer, from Old French horror, from Latin horror, from Latin horrēre, from Proto-Italic horzēō, from Proto-Indo-European ǵʰr̥séh₁(ye)ti.

horrorfest (English): A situation, event, film, etc. that is full of...

Definitions

A situation, event, film, etc. that is full of...

Ancestry of “horrorfest”, step by step

horrorfest traces back through two separate lines of ancestry.

via English horror

Step	Language	Word	Meaning
1	English	horror	An intense distressing emotion of fear or...
2	Middle English	horer	—
3	Old French	horror	horror or terror
4	Latin	horror	bristling; shaking, shivering, chill; dread,...
5	Latin	horrēre	—
6	Proto-Italic	horzēō	—
7	Proto-Indo-European	ǵʰr̥séh₁(ye)ti	—

via English fest

Step	Language	Word	Meaning
1	English	fest	A gathering for a specified reason or occasion;...
2	German	fëst	—
3	Middle High German	fëst	—
4	Latin	festum	a holiday, festival; a banquet, feast
5	Latin	fēstus	Of or pertaining to holidays; festive, festal, joyful, merry
6	Proto-Italic	fēstos	—

Every word from Proto-Indo-European ǵʰr̥séh₁(ye)ti →Every word from Proto-Italic horzēō →Every word from Latin horrēre →