progress

/proɡress/

Cases

SingularPluralWhen to use it
nominativeprogressthe progressprogresslethe progressesthe plain dictionary form — the doer of the sentence
genitiveprogressnithe progress'progresslenithe progresses'the owner — whose it is
accusativeprogressnithe progress (as the object)progresslenithe progresses (as the object)a specific, known object — whom or what
dativeprogressgeto the progressprogresslegeto the progressesdirection or recipient — to where, to whom
locativeprogressdeat / in the progressprogressledeat / in the progresseswhere it is; also having — mende bar, "I have it"
ablativeprogressdenfrom the progressprogressledenfrom the progresseswhere 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
myprogressimmy progressprogresslerimmy progresses
yourprogressingyour progressprogressleringyour progresses
his / herprogressihis / her progressprogresslerihis / her progresses
ourprogressibizour progressprogressleribizour progresses
you all'sprogressigizyou all's progressprogresslerigizyou all's progresses
theirprogressleritheir progressprogressleritheir progresses

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