fermer

/fermer/

Cases

SingularPluralWhen to use it
nominativefermerthe farmerfermerlethe farmersthe plain dictionary form — the doer of the sentence
genitivefermernithe farmer'sfermerlenithe farmers'the owner — whose it is
accusativefermernithe farmer (as the object)fermerlenithe farmers (as the object)a specific, known object — whom or what
dativefermergeto the farmerfermerlegeto the farmersdirection or recipient — to where, to whom
locativefermerdeat / in the farmerfermerledeat / in the farmerswhere it is; also having — mende bar, "I have it"
ablativefermerdenfrom the farmerfermerledenfrom the farmerswhere 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
myfermerimmy farmerfermerlerimmy farmers
yourfermeringyour farmerfermerleringyour farmers
his / herfermerihis / her farmerfermerlerihis / her farmers
ourfermeribizour farmerfermerleribizour farmers
you all'sfermerigizyou all's farmerfermerlerigizyou all's farmers
theirfermerleritheir farmerfermerleritheir farmers

The overlap in the last rows is real, not a mistake: fermerleri can mean "his / her farmers", "their farmer", or "their farmers" — context decides.