Princeton's WordNet

1. care, maintenance, upkeep(noun)

   activity involved in maintaining something in good working order

   "he wrote the manual on car care"

2. sustenance, sustentation, sustainment, maintenance, upkeep(noun)

   the act of sustaining life by food or providing a means of subsistence

   "they were in want of sustenance"; "fishing was their main sustainment"

Wiktionary

1. upkeep(Noun)

   maintenance; the act or effort of keeping something in good repair

   I would enjoy having a swimming pool, but I don't want to deal with the upkeep.

2. upkeep(Verb)

   to maintain (something) or keep it in good repair

   Do you know how to upkeep a boat?

Origin: A compound word from up + keep

• onderhoudAfrikaans
• صِيانَهArabic
• поддръжкаBulgarian
• manutençãoPortuguese (BR)
• udržováníCzech
• die Instandhaltung(-skosten, pl.)German
• vedligeholdelseDanish
• συντήρηση, έξοδα συντήρησης (π.χ. για σπίτι)Greek
• mantenimientoSpanish
• ülalpidamine, korrashoidEstonian
• نگهداریFarsi
• ylläpitoFinnish
• entretienFrench
• אַחֲזָקָהHebrew
• देख-रेखHindi
• održavatiCroatian
• fenntartás(i költség)Hungarian
• biaya perawatanIndonesian
• viðhaldIcelandic
• mantenimento; manutenzioneItalian
• 維持費Japanese
• (가옥, 토지, 기계의) 유지, 보존Korean
• išlaikymasLithuanian
• uzturēšana; apkopšana; apkopeLatvian
• senggaraanMalay
• onderhoudDutch
• vedlikehold(sutgifter)Norwegian
• koszty utrzymaniaPolish
• نگهداریPersian
• څارنه او ساتنه (حفظ او مراقبت): دڅارنې اوساتنې لګښتPashto
• manutençãoPortuguese
• întreţinere (a unei case, a unui local etc.)Romanian
• стоимость содержанияRussian
• udržiavanie, údržbaSlovak
• vzdrževanjeSlovenian
• održavatiSerbian
• underhållSwedish
• การบำรุงรักษาThai
• bakım; bakım masrafıTurkish
• 維修(費用)Chinese (Trad.)
• утримання; обслуговуванняUkrainian
• ديکھ بھالUrdu
• sự bảo dưỡngVietnamese
• 维修（費用）Chinese (Simp.)