This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

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verb-intransitive. To collide or strike: Sound waves impinge on the eardrum.

verb-intransitive. To encroach; trespass: Do not impinge on my privacy.

v. To encroach upon: "One of a democratic government's continuing challenges is finding a way to protect . . . secrets without impinging the liberties that democracy exists to protect” ( Christian Science Monitor).

v. To make a physical impact (on); to collide, to crash (upon).

v. To interfere with; to encroach (on, upon).

v. To have an effect upon; to limit.

v. To fall or dash against; to touch upon; to strike; to hit; to clash with; -- with on or upon.

To come in collision; collide; strike or dash: followed by on, upon, or against.

v. advance beyond the usual limit

v. impinge or infringe upon

"Those winds "impinge" on J. Henry Waugh in a particularly destructive way."

impinged    impinges    impinging   

progress    pass on    move on    march on    go on    advance    take advantage    trespass   

impact   

impinged    impinging   

strike    hit    collide   

Inge    binge    cringe    fringe    hinge    infringe    minge    singe    syringe    tinge