c3.2decl.er.htm

2nd Declension Masculine Nouns in -er

2nd Declension in -er (Singular): puer, puerï, m. / ager, agrï, m.	2nd Declension in -er (Plural):
NSM - puer / ager	NPM - puerï / agrï
GSM - puerï / agrï	GPM - puerörum / agrörum
DSM -puerö / agrö	DPM - puerïs / agrïs
AccSM - puerum / agrum	AccPM - puerös / agrös
AblSM - puerö / agrö	AblPM - puerïs / agrïs
VSM - puer / ager	VPM - puerï / agrï

Notice that while puer retains its "e" throughout the declension, ager does not after the NSM. Hence the importance of learning both the NS and GS when you are memorizing vocabulary.

Note as well, that the VSM form is identical to the NSM [different from amïcus, amïcï, m., whose VSM is amïce