i Register
In some senses, overstrike is marked as obsolete. Watch for register when choosing this word.
verb
To overreach oneself while striking.
For as he in his rage him overstrooke, / He, ere he could his weapon backe repaire, / His side all bare and naked overtooke, / And with his mortal steel quite through the body strooke.
To cover up (a design, mark etc.) by stamping another on top of it; to superimpose a mark or logo on (a coin, stamp, etc.).
To strike (something) too hard.
noun
A coin that has been overstruck, i.e. coined more than once.
The printing of one character over another, as - on top of L to produce Ł.
overtype (feature where input replaces existing characters instead of being inserted before them)