Definition for Grandfather:

• A father's or mother's father; an ancestor in the next degree above the father or mother in lineal ascent.

Synonyms for Grandfather:

• n.

  •
  • elder,
  • forefather,
  • pap,
  • grandaddy,
  • grandchild,
  • ancestor,
  • paternal forebear.
  •grandfather (noun)
  • grandad,
  • granddad,
  • gramps,
  • granddaddy,
  • grandpa.
  •man (noun)
  • male.

• Other synonyms:

  •
  • grandma,
  • grandparent,
  • granddaughter,
  • granny,
  • grandpappy.
  •Other relevant words:
  • genitor,
  • relative,
  • septuagenarian,
  • papa,
  • crone,
  • nestor,
  • chief,
  • root,
  • dad,
  • father,
  • sexagenarian,
  • predecessor,
  • old codger,
  • senior citizen,
  • centenarian,
  • Gammer,
  • presbyter,
  • older,
  • maternal grandfather,
  • progenitor,
  • Grandam,
  • geezer,
  • Grandsire,
  • old-timer,
  • Fathership,
  • great-grandfather,
  • old dog,
  • old chap,
  • forebearer,
  • Grandpapa,
  • forebear,
  • Procreator,
  • Abba,
  • methuselah,
  • father-in-law,
  • clock,
  • sire,
  • grampa,
  • parent,
  • fatherhood,
  • pantaloon,
  • nonagenarian,
  • dotard,
  • octogenarian,
  • veteran,
  • grandparents,
  • old duffer,
  • old stager,
  • old geezer,
  • seer.

Paraphrases for Grandfather:

• Equivalence

  • Proper noun, singular
    grandpa, granddad.
  • Noun, singular or mass
    grandpa, granddaddy, granddad.
  • Adverb
    grandpa, grandpas, granddad.
  • Verb, base form
    grandpa, granddad.

• Forward Entailment

  • Proper noun, singular
    father.
  • Noun, singular or mass
    father, ancestor.

• Reverse Entailment

  • Noun, singular or mass
    great-grandfather.

• Independent

  • Proper noun, singular
    grampa, grandad, gramps.
  • Adverb
    grampa.

• Other Related

  • Noun, singular or mass
    grandmother, grandfathering, dad, grandad.
  • Verb, base form
    grampa, grandad.

Antonyms for Grandfather:

• n.

  • Other antonyms:
    lineage, son, scion, daughter, posterity, successor, heir, seed, progeny, descendant, stock, offspring, issue, inheritor.