supposititious

sup·pos·i·ti·tious

adj \sə-ˌpä-zə-ˈti-shəs\

Definition of SUPPOSITITIOUS

1

a : fraudulently substituted : spurious b of a child (1) : falsely presented as a genuine heir (2) : illegitimate

2

[influenced in meaning by supposition] a : imaginary b : of the nature of or based on a supposition : hypothetical

— sup·pos·i·ti·tious·ly adverb

Examples of SUPPOSITITIOUS

1. <entered the world as the supposititious son of a housemaid>

Origin of SUPPOSITITIOUS

Latin suppositicius, from suppositus, past participle of supponere to substitute

First Known Use: 1610

Related to SUPPOSITITIOUS

Synonyms: baseborn, bastard, misbegotten, natural, spurious, illegitimate, unfathered

Antonyms: legitimate

Related Words: fatherless, motherless; nameless; adopted, orphaned

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Rhymes with SUPPOSITITIOUS

excrementitious