odes
(be careful what you’ll post next - we’ve been dangerously close to this path before, it seems!)
Already said:
We must continue from “ha”.
Can we go hak → ha – had → ad? Then we can continue this line.
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I don’t see had in the history. Looks good.
ides
like the Ides of March
a day in the Roman calendar that fell roughly in the middle of the month. In March, May, July, and October it was the 15th day of the month; in other months it was the 13th.
rides
prides (of lions)
Rises
Pride 
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Prime
Primer (first, Spanish or dominate, French)
priser
A tool for prising things open, like a crowbar.
prise
prizer
not possible (two changes). Maybe insert “prize”?
you just did 
Pfizer
fizer fizer - Wiktionary
Figer (freeze, French)
And thus my quest for bringing this game into a dead end continues…
Feger (german, sweeper)
Fever 
ever