A lot , but Imma fill them up slowly i know too many roadnames
Here are 10 more for example
Via - spainish , portuguese & italian ( portugal , italy, spain , ecuador , colombia , idr if panama / costa rica had them )
tee/tn - estonia
tie - finland
g. - lithuania
iela - latvia
.sk ( sokak) - turkey
trakt near ural and asian russia
vengen - denmark
strada is also found in croatia and sometimes italy
straat is also there in belgium
rue - france/belgium maybe quebec/french territories havent noticed. ( french)
These are just road suffix then you have regional roads , main roads , national/continental roads.
D roads - France , Croatia and Chile& Malaysia Subdiv Roads
R roads - Ireland, South Africa , Montenegro, Russia ( its sometimes P or R idk but they should be the same), North Macedonia
Romania has DJ , DN and 1 more road type
Poland had DC and DW
Brazil, Canada , US , Peru , India have state roads with state prefix , not sure if the thai ones name the state cuz its in thai
Pure number roads are pretty common too
Thailand, Malaysia, Colombia, Bolivia, Uruguay, Sweden, Finland, Czechia, Slovakia, Hungary, Croatia, Slovenia, Germany, Oman and more
I might make a choice now, I think i love my DJ roads, Basically learned every DJ road/ can find it within 10s.
Last Update ( 17th October 23:57pm KST) ( imma update this soon the list is too long to write down in a rush)