Where does “トレマ” come from?

トレマ (Japanese) comes from French tréma, from Ancient Greek τρῆμα, from Ancient Greek -μᾰ, from Proto-Indo-European -mn̥ — Creates action nouns or result nouns from verbs.

トレマ (Japanese): trema diacritic; diaresis

Definitions

trema diacritic; diaresis

Ancestry of “トレマ”, step by step

Step	Language	Word	Meaning
1	French	tréma	a trema, a diaeresis mark
2	Ancient Greek	τρῆμα	hole, aperture, perforation
3	Ancient Greek	-μᾰ	"suffix forming a noun denoting the result of an...
4	Proto-Indo-European	-mn̥	Creates action nouns or result nouns from verbs

Every word from Proto-Indo-European -mn̥ →Every word from Ancient Greek -μᾰ →Every word from Ancient Greek τρῆμα →