| ελληνικά | ell-000 |
| σπάνιος | |
| Afrikaans | afr-000 | karig |
| Afrikaans | afr-000 | skaars |
| Englisce sprǣc | ang-000 | selden |
| Englisce sprǣc | ang-000 | seldlic |
| العربية | arb-000 | دخيل |
| العربية | arb-000 | غريب |
| العربية | arb-000 | نادر |
| العربية | arb-000 | نَادِر |
| asturianu | ast-000 | raru |
| башҡорт теле | bak-000 | һирәк |
| беларуская | bel-000 | дзівосны |
| беларуская | bel-000 | дзіўны |
| беларуская | bel-000 | надзвычайны |
| беларуская | bel-000 | рэ́дкі |
| беларуская | bel-000 | чароўны |
| বাংলা | ben-000 | বিরল |
| български | bul-000 | ря́дък |
| български | bul-000 | рядък |
| български | bul-000 | странен |
| català | cat-000 | estrany |
| català | cat-000 | rar |
| čeština | ces-000 | vzácný |
| čeština | ces-000 | řídký |
| 普通话 | cmn-000 | 稀 |
| 普通话 | cmn-000 | 稀少 |
| 普通话 | cmn-000 | 稀有 |
| 普通话 | cmn-000 | 稀疏 |
| 普通话 | cmn-000 | 罕见 |
| 國語 | cmn-001 | 稀 |
| 國語 | cmn-001 | 稀少 |
| 國語 | cmn-001 | 稀有 |
| 國語 | cmn-001 | 稀疏 |
| 國語 | cmn-001 | 罕見 |
| Hànyǔ | cmn-003 | xi |
| Hànyǔ | cmn-003 | xī you |
| Cymraeg | cym-000 | anghyffredin |
| dansk | dan-000 | mærkelig |
| dansk | dan-000 | sjælden |
| Deutsch | deu-000 | bizarr |
| Deutsch | deu-000 | dürftig |
| Deutsch | deu-000 | karg |
| Deutsch | deu-000 | knapp |
| Deutsch | deu-000 | kärglich |
| Deutsch | deu-000 | merkwürdig |
| Deutsch | deu-000 | rar |
| Deutsch | deu-000 | selten |
| Deutsch | deu-000 | seltsam |
| Deutsch | deu-000 | sonderbar |
| Deutsch | deu-000 | spärlich |
| Zazaki | diq-000 | tenek |
| dolnoserbska reč | dsb-000 | rědki |
| dolnoserbska reč | dsb-000 | źiwny |
| eesti | ekk-000 | erakordne |
| eesti | ekk-000 | haruldane |
| ελληνικά | ell-000 | παράξενος |
| English | eng-000 | bizarre |
| English | eng-000 | few |
| English | eng-000 | in short supply |
| English | eng-000 | infrequent |
| English | eng-000 | poor |
| English | eng-000 | precious |
| English | eng-000 | rare |
| English | eng-000 | scanty |
| English | eng-000 | scarce |
| English | eng-000 | seld |
| English | eng-000 | sparse |
| English | eng-000 | strange |
| English | eng-000 | thin |
| English | eng-000 | uncommon |
| English | eng-000 | unfrequent |
| English | eng-000 | unique |
| English | eng-000 | unusual |
| English | eng-000 | weird |
| Esperanto | epo-000 | malabunda |
| Esperanto | epo-000 | malofta |
| Esperanto | epo-000 | nekutima |
| Esperanto | epo-000 | rara |
| Esperanto | epo-000 | stranga |
| euskara | eus-000 | arraro |
| euskara | eus-000 | bitxi |
| føroyskt | fao-000 | rárur |
| føroyskt | fao-000 | sjaldsamur |
| føroyskt | fao-000 | sjáldsamur |
| suomi | fin-000 | epätavallinen |
| suomi | fin-000 | harva |
| suomi | fin-000 | harvinainen |
| suomi | fin-000 | niukka |
| suomi | fin-000 | poikkeuksellinen |
| suomi | fin-000 | vähälukuinen |
| français | fra-000 | bizarre |
| français | fra-000 | peu commun |
| français | fra-000 | rare |
| français | fra-000 | étrange |
| Frysk | fry-000 | seldsum |
| lenghe furlane | fur-000 | râr |
| Gàidhlig | gla-000 | ainneamh |
| Gàidhlig | gla-000 | gann |
| Gaeilge | gle-000 | annamh |
| galego | glg-000 | raro |
| yn Ghaelg | glv-000 | goan |
| Српскохрватски | hbs-000 | редак |
| Српскохрватски | hbs-000 | риједак |
| Srpskohrvatski | hbs-001 | redak |
| Srpskohrvatski | hbs-001 | rijedak |
| עברית | heb-000 | נדיר |
| Hiligaynon | hil-000 | ditumalagsahon |
| हिन्दी | hin-000 | दुर्लभ |
| hrvatski | hrv-000 | čudan |
| hornjoserbšćina | hsb-000 | dźiwny |
| magyar | hun-000 | fura |
| magyar | hun-000 | furcsa |
| magyar | hun-000 | ritka |
| արևելահայերեն | hye-000 | հազվագյուտ |
| արևելահայերեն | hye-000 | նոսր |
| Ido | ido-000 | rara |
| Ido | ido-000 | skarsa |
| interlingua | ina-000 | peculiar |
| bahasa Indonesia | ind-000 | langka |
| íslenska | isl-000 | sjaldgæfur |
| íslenska | isl-000 | óalgengur |
| italiano | ita-000 | inusitato |
| italiano | ita-000 | raro |
| italiano | ita-000 | singolare |
| italiano | ita-000 | strano |
| 日本語 | jpn-000 | 不思議 |
| 日本語 | jpn-000 | 珍しい |
| 日本語 | jpn-000 | 薄い |
| қазақ | kaz-000 | сирек |
| Khasi | kha-000 | bymjudon |
| كورمانجى | kmr-002 | نایاب |
| 한국어 | kor-000 | 드문 |
| 한국어 | kor-000 | 흔하지 않은 |
| latine | lat-000 | insolitus |
| latine | lat-000 | rarus |
| lietuvių | lit-000 | retas |
| Duhlian ṭawng | lus-000 | vang |
| latviešu | lvs-000 | rets |
| македонски | mkd-000 | редок |
| Diné bizaad | nav-000 | bídin hóyééʼ |
| Nederlands | nld-000 | karig |
| Nederlands | nld-000 | kostbaar |
| Nederlands | nld-000 | ongemeen |
| Nederlands | nld-000 | schaars |
| Nederlands | nld-000 | schraal |
| Nederlands | nld-000 | schriel |
| Nederlands | nld-000 | zeldzaam |
| Nederlands | nld-000 | zeldzame |
| bokmål | nob-000 | skjelden |
| bokmål | nob-000 | usedvanlig |
| occitan | oci-000 | singular |
| فارسی | pes-000 | تنک |
| فارسی | pes-000 | شاذ |
| فارسی | pes-000 | نایاب |
| فارسی | pes-000 | کمیاب |
| polski | pol-000 | dziwny |
| polski | pol-000 | niebywały |
| polski | pol-000 | niecodzienny |
| polski | pol-000 | niepospolity |
| polski | pol-000 | niepowszedni |
| polski | pol-000 | rzadki |
| português | por-000 | de pouca densidade |
| português | por-000 | escasso |
| português | por-000 | esparso |
| português | por-000 | insuficiente |
| português | por-000 | pouco frequente |
| português | por-000 | pouco freqüente |
| português | por-000 | precioso |
| português | por-000 | raro |
| lingua rumantscha | roh-000 | rar |
| lingua rumantscha | roh-000 | rer |
| română | ron-000 | ciudat |
| română | ron-000 | inuzual |
| română | ron-000 | rar |
| română | ron-000 | singular |
| русский | rus-000 | баснословный |
| русский | rus-000 | необычный |
| русский | rus-000 | ре́дкий |
| русский | rus-000 | редкий |
| русский | rus-000 | странный |
| संस्कृतम् | san-000 | विरल |
| lingua siciliana | scn-000 | raru |
| Koyraboro senni | ses-000 | garagara |
| slovenčina | slk-000 | divný |
| slovenčina | slk-000 | mimoriadny |
| slovenčina | slk-000 | neobyčajný |
| slovenčina | slk-000 | nezvyčajný |
| slovenčina | slk-000 | riedky |
| slovenčina | slk-000 | zvláštny |
| slovenščina | slv-000 | redek |
| slovenščina | slv-000 | rédek |
| davvisámegiella | sme-000 | hárvenaš |
| español | spa-000 | escaso |
| español | spa-000 | extraodinario |
| español | spa-000 | extraño |
| español | spa-000 | poco común |
| español | spa-000 | rara |
| español | spa-000 | raro |
| shqip | sqi-000 | rrallë |
| sardu | srd-000 | raru |
| svenska | swe-000 | besynnerlig |
| svenska | swe-000 | egendomlig |
| svenska | swe-000 | exceptionell |
| svenska | swe-000 | konstig |
| svenska | swe-000 | märklig |
| svenska | swe-000 | ovanlig |
| svenska | swe-000 | ovanligt |
| svenska | swe-000 | rar |
| svenska | swe-000 | remarkabel |
| svenska | swe-000 | sällsam |
| svenska | swe-000 | sällspord |
| svenska | swe-000 | sällsynt |
| svenska | swe-000 | underlig |
| Kiswahili | swh-000 | ghali |
| tatar tele | tat-000 | äkämät |
| తెలుగు | tel-000 | అరుదు |
| ภาษาไทย | tha-000 | น่าใส่ใจ |
| ภาษาไทย | tha-000 | ผิดจากธรรมดา |
| ภาษาไทย | tha-000 | หายาก |
| ภาษาไทย | tha-000 | เด่น |
| ภาษาไทย | tha-000 | ไม่ปกติ |
| Türkçe | tur-000 | olağandışı |
| українська | ukr-000 | дивний |
| українська | ukr-000 | рі́дкий |
| українська | ukr-000 | рідкий |
| łéngua vèneta | vec-000 | raro |
| tiếng Việt | vie-000 | hiếm |
| Wik-Mungkan | wim-000 | dziwny |
| Wik-Mungkan | wim-000 | hejwyśt |
| Wik-Mungkan | wim-000 | wyndelik |
| Wik-Mungkan | wim-000 | wyndyliḱ |
| Wik-Mungkan | wim-000 | zełda |
| lingaedje walon | wln-000 | clair |
| lingaedje walon | wln-000 | claire |
| Bahasa Malaysia | zsm-000 | jarang |
| Bahasa Malaysia | zsm-000 | nadir |