tamponner signifie anglais

stamp [stamped, stamping, stamps]▼◼◼◼(to give an official marking to)
verb
[UK: stæmp] [US: ˈstæmp]

buffer [buffered, buffering, buffers]▼◼◼◼(maintain a given acidity)
verb
[UK: ˈbʌ.fə(r)] [US: ˈbʌ.fər]

dab [dabbed, dabbing, dabs]▼◼◼◻(softly tap)
verb
[UK: dæb] [US: ˈdæb]