Where does “suurmielenosoitus” come from?

suurmielenosoitus (Finnish) comes from Finnish mielenosoitus, from Finnish osoitus, from Finnish osoittaa, from Finnish -ttää, from Proto-Finnic -ttadak, from Proto-Uralic -kta-.

suurmielenosoitus (Finnish): mass demonstration, large demonstration, major demonstration display of opinion

Definitions

mass demonstration, large demonstration, major demonstration display of opinion

Ancestry of “suurmielenosoitus”, step by step

Step	Language	Word	Meaning
1	Finnish	mielenosoitus	demonstration, protest
2	Finnish	osoitus	indication, demonstration, manifestation
3	Finnish	osoittaa	to show; to indicate; to point
4	Finnish	-ttää	Front vowel variant of -ttaa
5	Proto-Finnic	-ttadak	Creates causative verbs from regular verbs,...
6	Proto-Uralic	-kta-	—

Every word from Proto-Uralic -kta- →Every word from Finnish -ttää →Every word from Proto-Finnic -ttadak →