terkleniw

/ terkleniw /

Cases

SingularPluralWhen to use it
nominative terkleniw the speeding up terkleniwle the speeding ups the plain dictionary form — the doer of the sentence
genitive terkleniwni the speeding up's terkleniwleni the speeding ups' the owner — whose it is
accusative terkleniwni the speeding up (as the object) terkleniwleni the speeding ups (as the object) a specific, known object — whom or what
dative terkleniwge to the speeding up terkleniwlege to the speeding ups direction or recipient — to where, to whom
locative terkleniwde at / in the speeding up terkleniwlede at / in the speeding ups where it is; also having — mende bar, "I have it"
ablative terkleniwden from the speeding up terkleniwleden from the speeding ups where it comes from; also "than" when comparing

The endings are the same ones the pronouns wear — that page explains when each case is used.

With an owner

One ownedSeveral owned
my terkleniwim my speeding up terkleniwlerim my speeding ups
your terkleniwiŋ your speeding up terkleniwleriŋ your speeding ups
his / her terkleniwi his / her speeding up terkleniwleri his / her speeding ups
our terkleniwibiz our speeding up terkleniwleribiz our speeding ups
you all's terkleniwigiz you all's speeding up terkleniwlerigiz you all's speeding ups
their terkleniwleri their speeding up terkleniwleri their speeding ups

The overlap in the last rows is real, not a mistake: terkleniwleri can mean "his / her speeding ups", "their speeding up", or "their speeding ups" — context decides.