i Register
In some senses, grateful is marked as archaic. Watch for register when choosing this word.
adj
Of a person or their actions, feelings, etc.: expressing gratitude or appreciation; appreciative, thankful.
I’m grateful that you helped me out.
I cannot giue thee leſſe to be cal'd gratefull: / Thou thoughtſt to helpe me, and ſuch thankes I giue, / As one neere death to thoſe that vviſh him liue: […]
Of a thing or (obsolete) person: pleasing to the mind or senses; agreeable, pleasant, welcome.
[T]his is a guift / Very gratefull, I am ſure of it, to expreſſe / The like kindneſſe my ſelfe, that haue beene / More kindely beholding to you then any: […]
Chaſt, nothing better; vvanton, nothing vvorſe, / The grate-fulſt Bleſsing, or the greateſt Curſe.