agradecida

adj. grateful, appreciative, thankful; indebted

adj. grateful, thankful

= offer + a word of thanks, thank, welcome, extend + Posesivo + thanks, be thankful.
Ex: In closing, I would like to offer a word of thanks to all the members of the Working Group who contributed so much of their time and effort to the development of this project.
Ex: In closing, I would like once again to thank all the members of the Working Group who contributed so much of their time and effort to the development of this project.
Ex: The decision to revert to standard spelling must have been widely welcomed in countries where DC is used but English is not the native language.
Ex: I would like to extend my thanks to our host who was kind enough to invite me.
Ex: Looking back from the present days of austerity one must be thankful that the EEC libraries were able to lay the foundations of strong collections in their respective fields.
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* agradecer sinceramente = pay + Posesivo + deep respects.

= grateful, appreciative, appreciatively.
Ex: The author is also grateful to Mrs D. Martin for her work in typing parts of the manuscript of this text.
Ex: This article gives a brief appreciative description of the libraries of the University of Texas at Austin.
Ex: 'Thank you for spending this time with me and answering my questions,' Henrietta Rood nodded and smiled appreciatively.
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* agradecido por = appreciative of.
* estar muy agradecido a = be indebted to.
* ser poco agradecido = be thankless.