Granddad
Part of speech: noun
Definition: grandfather
Gramps
Part of speech: noun
Definition: Grandpa, grandfather.Old man.
Granddad as a noun is grandfather while Gramps as a noun is grandpa, grandfather.
Part of speech: noun
Definition: grandfather
Part of speech: noun
Definition: Grandpa, grandfather.Old man.
We hope you now know whether to use Granddad or Gramps in your sentence.