Where does “mum-in-law” come from?

mum-in-law (English) comes from English mum, from English chrysanthemum, from Latin chrysanthemum, from Ancient Greek χρυσάνθεμον, from Ancient Greek ἄνθεμον — flower, rosette.

mum-in-law (English): mother-in-law

Definitions

  1. mother-in-law

Ancestry of “mum-in-law”, step by step

mum-in-law traces back through two separate lines of ancestry.

via English mum

StepLanguageWordMeaning
1EnglishmumMother; ma'am; a term of respect for an older...
2EnglishchrysanthemumAny of many flowering perennial plants, of the...
3Latinchrysanthemum
4Ancient Greekχρυσάνθεμονgold-flower; immortelle; buttercup
5Ancient Greekἄνθεμονflower, rosette

via English in-law

StepLanguageWordMeaning
1Englishin-lawA relative by marriage (or through affinity)
2English-in-lawRelated through marriage
3Englishmother-in-lawThe mother of one's spouse; A mother-in-law...
4Middle Englishmoder in lawemother-in-law
Every word from Ancient Greek ἄνθεμονEvery word from Ancient Greek χρυσάνθεμονEvery word from Latin chrysanthemum
mum-in-law — Etymology, Origin & Word History | Etymology Explorer