|
===Declinação===
{{decl.la.adjprimclas.us|ardu|VS=arduus}}
{| style="background-color: #F8F8F8; border: 1px solid #888;"
|+ '''Primeira Classe - Declinação'''
|-
| colspan="2" |
| colspan="4" style="text-align; center;" style ="background-color: #AEF;"| '''Masculino'''
| colspan="1" |
| colspan="1" |
| colspan="4" style="text-align; center;" style ="background-color: #AEF;"| '''Feminino'''
| colspan="1" |
| colspan="1" |
| colspan="4" style="text-align; center;" style ="background-color: #AEF;"| '''Neutro'''
| colspan="1" |
|-
| colspan="2" |
| colspan="3" style="text-align: center;" style="background-color: #DDD;" | '''singular'''
| colspan="3" style="text-align: center;" style="background-color: #DDD;" | ''' plural '''
| colspan="3" style="text-align: center;" style="background-color: #DDD;" | '''singular'''
| colspan="3" style="text-align: center;" style="background-color: #DDD;" | ''' plural '''
| colspan="3" style="text-align: center;" style="background-color: #DDD;" | '''singular'''
| colspan="3" style="text-align: center;" style="background-color: #DDD;" | ''' plural '''
|-
| colspan="3" |
|-
| style="background-color: #FDA;" | '''Nominativo'''
|
|
|'''arduus'''
|
|'''arduī'''
|
|
|'''ardua'''
|
|
|'''arduae'''
|
|
|'''arduum'''
|
|
|'''ardua'''
|-
| style="background-color: #FDA;" | '''Vocativo'''
|
|
|'''ardue'''
|
|'''arduī'''
|
|
|'''ardua'''
|
|
|'''arduae'''
|
|
|'''arduum'''
|
|
|'''ardua'''
|-
| style="background-color: #DDD;" | '''Genitivo'''
|
|
|'''arduī'''
|
|'''arduōrum'''
|
|
|'''arduae'''
|
|
|'''arduārum'''
|
|
|'''arduī'''
|
|
|'''arduōrum'''
|-
| style="background-color: #ADF;" | '''Dativo'''
|
|
|'''arduō'''
|
|'''arduis'''
|
|
|'''arduae'''
|
|
|'''arduis'''
|
|
|'''arduō'''
|
|
|'''arduis'''
|-
| style="background-color: #ADF;" | '''Ablativo'''
|
|
|'''arduō'''
|
|'''arduis'''
|
|
|'''ardua'''
|
|
|'''arduis'''
|
|
|'''arduō'''
|
|
|'''arduis'''
|-
| style="background-color: #AFD;" | '''Acusativo'''
|
|
|'''arduum'''
|
|'''arduos'''
|
|
|'''arduam'''
|
|
|'''arduas'''
|
|
|'''arduum'''
|
|
|'''arduna'''
|}
==Pronúncia==
| 