This word is acceptable for play in the UK dictionary that is being used in the following games:

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n. A custodian.

n. A custodian.

n. A keeper; a guardian; a custodian.

"Yesterday he was of neither mark nor likelihood; a vagrant boy, the attendant on a relative, of whose sane judgment he himself had not the highest opinion; but now he had become, he knew not why, or wherefore, or to what extent, the custodier, as the Scottish phrase went, of some important state secret, in the safe keeping of which the Regent himself was concerned."

custodian