From Fedora Project Wiki

How to Install/Remove Language Support

To install any language support in your Fedora Desktop you need to use following command

yum groupinstall <language_name>-support
yum langinstall <locale_code>

e.g. to install Hindi language support use

yum groupinstall hindi-support
yum langinstall hi_IN

To remove any language support in your Fedora Desktop you need to use following command

yum groupremove <language_name>-support
yum langremove <locale_code>

e.g. to remove Hindi language support use

yum groupremove hindi-support
yum langremove hi_IN

Dnf Language Support

Language name locale code
Afrikaans [af]
Akan [ak]
Albanian [sq]
Amharic [am]
Ancient Greek [grc]
Arabic [ar]
Armenian [hy]
Assamese [as]
Asturian [ast]
Azerbaijani [az]
Basque [eu]
Belarusian [be]
Bengali [bn]
Berber [ber]
Bosnian [bs]
Breton [br]
Bulgarian [bg]
Catalan [ca]
Chinese [zh]
Chuvash [cv]
Coptic [cop]
Croatian [hr]
Czech [cs]
Danish [da]
Dutch [nl]
Dzongkha [dz]
English [en]
English (Australia) [en_AU]
English (Canada) [en_CA]
English (United Kingdom) [en_GB]
Esperanto [eo]
Estonian [et]
Faroese [fo]
Fijian [fj]
Finnish [fi]
French [fr]
Friulian [fur]
Galician [gl]
German [de]
Greek [el]
Gujarati [gu]
Haitian [ht]
Hawaiian [haw]
Hebrew [he]
Hiligaynon [hil]
Hindi [hi]
Hungarian [hu]
Icelandic [is]
Indonesian [id]
Interlingua [ia]
Irish [ga]
Italian [it]
Japanese [ja]
Kannada [kn]
Kashubian [csb]
Kazakh [kk]
Khmer [km]
Kinyarwanda [rw]
Korean [ko]
Kurdish [ku]
Kyrgyz [ky]
Latin [la]
Latvian [lv]
Lingala [ln]
Lithuanian [lt]
Low German [nds]
Lower Sorbian [dsb]
Lule Sami [smj]
Luxembourgish [lb]
Macedonian [mk]
Maithili [mai]
Malagasy [mg]
Malay [ms]
Malayalam [ml]
Maltese [mt]
Manx [gv]
Maori [mi]
Marathi [mr]
Mongolian [mn]
Mossi [mos]
Nepali [ne]
Northern Sami [se]
Northern Sotho [nso]
Norwegian [no]
Norwegian Bokmål [nb]
Norwegian Nynorsk [nn]
Nyanja [ny]
Occitan [oc]
Oriya [or]
Oromo [om]
Persian [fa]
Polish [pl]
Portuguese [pt]
Portuguese (Brazil) [pt_BR]
Portuguese (Portugal) [pt_PT]
Punjabi [pa]
Quechua [qu]
Romanian [ro]
Russian [ru]
Sanskrit [sa]
Sardinian [sc]
Scottish Gaelic [gd]
Serbian [sr]
Shuswap language [shs]
Simplified Chinese (China) [zh_CN]
Sinhala [si]
Slovak [sk]
Slovenian [sl]
Somali [so]
South Bolivian Quechua [quh]
South Ndebele [nr]
Southern Sotho [st]
Spanish [es]
Swahili [sw]
Swati [ss]
Swedish [sv]
Tagalog [fil]
Tamil [ta]
Telugu [te]
Tetum [tet]
Thai [th]
Tigrinya [ti]
Tok Pisin [tpi]
Traditional Chinese (Republic of China) [zh_TW]
Tsonga [ts]
Tswana [tn]
Turkish [tr]
Turkmen [tk]
Ukrainian [uk]
Upper Sorbian [hsb]
Urdu [ur]
Uyghur [ug]
Uzbek [uz]
Venda [ve]
Vietnamese [vi]
Walloon [wa]
Welsh [cy]
Western Frisian [fy]
Xhosa [xh]
Yiddish [yi]
Zulu [zu]