Estonian edit

Etymology edit

Cognate with Finnish -sto. This etymology is incomplete. You can help Wiktionary by elaborating on the origins of this term.

Suffix edit

-stu (genitive -stu, partitive -stut)

  1. Forms collective nouns from nouns indicating individual things.
    linn "city" → linnastu "metropolitan area"
    kalm "burial mound" → kalmistu "graveyard"
    puu "tree" → puistu "a part of a forest with the same features"

Declension edit

Declension of -stu (ÕS type 1/ohutu, no gradation)
singular plural
nominative -stu -stud
accusative nom.
gen. -stu
genitive -stute
partitive -stut -stuid
illative -stusse -stutesse
-stuisse
inessive -stus -stutes
-stuis
elative -stust -stutest
-stuist
allative -stule -stutele
-stuile
adessive -stul -stutel
-stuil
ablative -stult -stutelt
-stuilt
translative -stuks -stuteks
-stuiks
terminative -stuni -stuteni
essive -stuna -stutena
abessive -stuta -stuteta
comitative -stuga -stutega

Derived terms edit