sigaret

/siɡaret/

Cases

SingularPluralWhen to use it
nominativesigaretthe cigarettesigaretlethe cigarettesthe plain dictionary form — the doer of the sentence
genitivesigaretnithe cigarette'ssigaretlenithe cigarettes'the owner — whose it is
accusativesigaretnithe cigarette (as the object)sigaretlenithe cigarettes (as the object)a specific, known object — whom or what
dativesigaretgeto the cigarettesigaretlegeto the cigarettesdirection or recipient — to where, to whom
locativesigaretdeat / in the cigarettesigaretledeat / in the cigaretteswhere it is; also having — mende bar, "I have it"
ablativesigaretdenfrom the cigarettesigaretledenfrom the cigaretteswhere 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
mysigaretimmy cigarettesigaretlerimmy cigarettes
yoursigaretingyour cigarettesigaretleringyour cigarettes
his / hersigaretihis / her cigarettesigaretlerihis / her cigarettes
oursigaretibizour cigarettesigaretleribizour cigarettes
you all'ssigaretigizyou all's cigarettesigaretlerigizyou all's cigarettes
theirsigaretleritheir cigarettesigaretleritheir cigarettes

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