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grateful

In a sentence
Som veľmi vďačný za vašu láskavosť.
I'm very much obliged to you for your kindness.
Som vám veľmi vďačný za túto možnosť.
I'm so grateful to you for this opportunity.
Bol by som Vám veľmi vďačný, ak by ste mi tie peniaze požičali.
If you can lend me some money, I would be very grateful.
Bol by som naozaj vďačný.
I'd be really grateful.
Examples from Tatoeba (CC BY 2.0 FR).
Source
Slovak National Corpus (SNK) ↗English gloss from the frequency publish path. Example sentences from Tatoeba (CC BY 2.0 FR).
Full attribution on References.