Looks like a bony exostoses or outgrowth in the preliminary examination unless touched and felt. The only trouble it may give you in future is if you ever need dentures.
It's Routinely encountered but is this a recent growth you came across or its there since as long as you remember ? That would probably help to give a better direction to diagnosis.
see an oral surgeon or prosthodontist. it concerns them for future to be specific.
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