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to cover; to bury (e.g. one's face in hands); to submerge
to fill (completely); to stuff; to pack; to cram; to fill up
庭の穴を土で填めて平らにした。
I filled the hole in the yard with dirt and leveled it.
悲しみを仕事で填めようとしている。
I'm trying to fill the sadness with work.
彼女は両手で顔を填めて泣いていた。
She was crying with her face buried in her hands.