Where does “unfeeling” come from?

I need to trace back through this chain carefully, but I notice there are some issues with what's provided. The chain given shows: - English feeling - English feel - Proto-Indo-European óynos (appears twice) - Proto-Indo-European ano- (appears twice) - Proto-Indo-European ne - Proto-Indo-European h₂ent- However, this chain doesn't actually support the word "unfeeling" in a clear etymological path. The chain seems to trace "feel/feeling" but the prefix "un-" and how these PIE roots combine to form "unfeeling" aren't adequately explained in the chain provided. Following the rules strictly—stating only what the chain supports and not inventing intermediate steps—I cannot write an accurate one-sentence origin summary for "unfeeling" from this chain, as: 1. The chain doesn't show how the "

unfeeling (English): Without emotion or sympathy

Definitions

Without emotion or sympathy

Ancestry of “unfeeling”, step by step

Step	Language	Word	Meaning
1	English	feeling	Emotionally sensitive; Expressive of great...
2	English	feel	"To use or experience the sense of touch."; "To...
3	English	-er	A person or thing that does an action indicated...
4	Middle English	-er	agentive suffix; agent noun suffix
5	Old French	-er	Alternative form of -ier, verbal suffix;...
6	Latin	-āre	—
7	Proto-Italic	-āō	Forms primarily denominative verbs
8	Proto-Indo-European	-eh₂yéti	Creates iterative/ frequentative/ intensive...
9	Proto-Indo-European	-yéti	Creates intransitive, often deponent,...
10	Proto-Indo-European	yé-	—
11	Chichewa	iye	he, she

Words derived from “unfeeling”

Every word from Chichewa iye →