Astar

[…] they could follow the high-rose hedge, already astar with buds.

1959, Mabel Esther Allan (as Jean Estoril), Drina Dances Alone, New York: Scholastic, 1989, Chapter 6, p. 71, The hedges were astar with blackthorn and there were primroses and cowslips on the banks.

She found Anne standing motionless before a picture hanging on the wall between the two windows, with her hands clasped behind her, her face uplifted, and her eyes astar with dreams.

Astar with the cold fire of gems, it [the palace] was.