konstruktor

/konstruktor/

Cases

SingularPluralWhen to use it
nominativekonstruktorthe design engineerkonstruktorlathe design engineersthe plain dictionary form — the doer of the sentence
genitivekonstruktornuthe design engineer'skonstruktorlanıthe design engineers'the owner — whose it is
accusativekonstruktornuthe design engineer (as the object)konstruktorlanıthe design engineers (as the object)a specific, known object — whom or what
dativekonstruktorğato the design engineerkonstruktorlağato the design engineersdirection or recipient — to where, to whom
locativekonstruktordaat / in the design engineerkonstruktorladaat / in the design engineerswhere it is; also having — mende bar, "I have it"
ablativekonstruktordanfrom the design engineerkonstruktorladanfrom the design engineerswhere it comes from; also "than" when comparing
When to use each case
nominative
the plain dictionary form — the doer of the sentence
genitive
the owner — whose it is
accusative
a specific, known object — whom or what
dative
direction or recipient — to where, to whom
locative
where it is; also having — mende bar, "I have it"
ablative
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
mykonstruktorummy design engineerkonstruktorlarımmy design engineers
yourkonstruktorungyour design engineerkonstruktorlarıngyour design engineers
his / herkonstruktoruhis / her design engineerkonstruktorlarıhis / her design engineers
ourkonstruktorubuzour design engineerkonstruktorlarıbızour design engineers
you all'skonstruktoruğuzyou all's design engineerkonstruktorlarığızyou all's design engineers
theirkonstruktorlarıtheir design engineerkonstruktorlarıtheir design engineers

The overlap in the last rows is real, not a mistake: konstruktorları can mean "his / her design engineers", "their design engineer", or "their design engineers" — context decides.