Synonyms for father-in-law
- aunt
- cousin
- father
- folk
- mother
- niece
- sibling
- uncle
- agnate
- blood
- brother-in-law
- cognate
- connection
- folks
- grandparents
- in-laws
- kinsperson
- mother-in-law
- nephew
- relation
- sib
- sister-in-law
- stepbrother
- stepparent
- stepsister
- clansperson
- great-grandparents
MOST RELEVANT
kinsmen
noun. relative
relative
noun. member of a family
Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the
Philip Lief Group.