Where does “pompously” come from?

Pompously derives from English pompous plus the adverbial suffix -ly, from Old English -līċ (resembling, like), from Proto-Germanic -līkaz, ultimately from Latin pompa (procession, ceremony) and Proto-Indo-European roots meaning to go or move together.

pompously (English): In a pompous manner

Definitions

In a pompous manner

Ancestry of “pompously”, step by step

Step	Language	Word	Meaning
1	English	pompous	Affectedly grand, solemn or self-important
2	Middle English	pompous	—
3	Old French	pompeux	—
4	Late Latin	pomposus	—
5	Latin	pompa	procession, parade; pomp
6	Ancient Greek	πομπή	a sending; a solemn procession; pomp
7	Ancient Greek	-ή	suffix of feminine nouns in the [[Appendix:Ancient Greek first declension
8	Ancient Greek	-ᾱ	nominal suffix
9	Proto-Indo-European	-éh₂	—

Every word from Proto-Indo-European -éh₂ →Every word from Ancient Greek -ή →Every word from Ancient Greek -ᾱ →