lion (Panthera leo) cougar 6 realizations Multi-area
NEW Realization 1
type Derivation
language English
lexeme 1 lion
lexeme 2 mountain lion
meaning 1 Panthera leo
direction
meaning 2 cougar
reference NBARS OED
comment

First use appears c. 1615. 

NEW Realization 2
type Derivation
language German
lexeme 1 Löwe + Berg
lexeme 2 Berglöwe
meaning 1 lion (Panthera leo) + mountain
direction
meaning 2 cougar
reference DWDS
comment
NEW Realization 3
type Derivation
language Navajo
lexeme 1 náshdóítsoh bitsiijįʼ daditłʼooígíí
lexeme 2 náshdóítsoh
meaning 1 lion (Panthera leo)
direction
meaning 2 cougar
reference English Wiktionary
comment

From náshdóítsoh (“cougar; puma”) (this being from náshdóí (“wildcat”) + -tsoh (“big”)) + bitsiiʼ (“his head”) + -jįʼ (“up to”) + da- (plural marker) + ditłʼo (“it is hairy”) + -ígíí (nominalizer).

NEW Realization 4
type Derivation
language Portuguese
lexeme 1 leão + montanha
lexeme 2 leão-da-montanha
meaning 1 lion (Panthera leo) + mountain
direction
meaning 2 cougar
reference DILP DPLP
comment
NEW Realization 5
type Derivation
language Spanish
lexeme 1 león + montaña
lexeme 2 león de montaña
meaning 1 lion (Panthera leo)
direction
meaning 2 (Mexico, US) cougar
reference DRAE
comment

Diccionario de americanismos, Asociación de Academias de la Lengua Española, 2010 https://www.asale.org/damer/?key=le%C3%B3n 

NEW Realization 6
type Derivation
language Turkish
lexeme 1 aslan + dağ
lexeme 2 dağ aslanı
meaning 1 lion (Panthera leo) + mountain
direction
meaning 2 cougar
reference TDKS
comment