jaman

/dʒaman/

As an adjective

Degrees

base formjamanbad
comparative — morejamanıraqworse
intensifier — verybek jamanvery bad
superlative — mostem jamanthe worst

To compare two things, put the loser in the from-form: ol menden jamandı — "compared to me, he is bad."

Saying it about someone

SingularPlural
1st personmen jamanmaI am badbiz jamanbızwe are bad
2nd personsen jamansayou are badsiz jamansızyou all are bad
3rd personol jamandıhe / she / it is badala jamandılathey are bad

Saying it about something

One thingSeveral
this / thesebu jamandıthis is badbıla jamandılathese are bad
that / thoseol jamandıthat / it is badala jamandılathose / they are bad
minemeniki jamandımine is badmenikile jamandılamine are bad
yoursseniki jamandıyours is badsenikile jamandılayours are bad
oursbizniki jamandıours is badbiznikile jamandılaours are bad

As a noun

Cases

SingularPluralWhen to use it
nominativejamanthe rascaljamanlathe rascalsthe plain dictionary form — the doer of the sentence
genitivejamannıthe rascal'sjamanlanıthe rascals'the owner — whose it is
accusativejamannıthe rascal (as the object)jamanlanıthe rascals (as the object)a specific, known object — whom or what
dativejamangato the rascaljamanlağato the rascalsdirection or recipient — to where, to whom
locativejamandaat / in the rascaljamanladaat / in the rascalswhere it is; also having — mende bar, "I have it"
ablativejamandanfrom the rascaljamanladanfrom the rascalswhere 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
myjamanımmy rascaljamanlarımmy rascals
yourjamanıngyour rascaljamanlarıngyour rascals
his / herjamanıhis / her rascaljamanlarıhis / her rascals
ourjamanıbızour rascaljamanlarıbızour rascals
you all'sjamanığızyou all's rascaljamanlarığızyou all's rascals
theirjamanlarıtheir rascaljamanlarıtheir rascals

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