Obsolete spelling of フィラデルフィア (“Philadelphia”)

a placename, especially the city of Aioi in Hyōgo Prefecture / a surname

forehead

having one's hands full

the fullest extent; the limit (of one's power, etc.)

With all one's might; to the fullest; as much as possible.

maximal, possessing all one's might

Alternative form of 胸が一杯になる

to have a lump in one's throat, stomach full of food / (idiomatic) to be overwhelmed with emotions

maestro