godan verb (-ru), transitive verb
feel grateful; show gratitude; be thankful
Expresses that someone (often a third person) feels or shows gratitude. Often used when the speaker observes or reports another's thankfulness, not typically for one's own direct expression of thanks.
彼はいつも小さな親切をありがたがる。
He always feels grateful for small kindnesses.
祖母は孫からの手紙をとてもありがたがっていた。
Grandmother was very grateful for the letter from her grandchild.