Standard Lemma guide

reptitious

adj · 2 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.

  • UK: /ɹəpˈtɪʃəs/
  • US: /ɹɛpˈtɪʃəs/
  • Southern-England: Recorded audio is listed in the source snapshot.
  • rhymes with -ɪʃəs

1

adj

Meaning 1

Synonym of reptile: creeping, crawling.

Definition source: English Wiktionary via Wiktextract

Usage: obsolete

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: reptant, reptatorial, reptatory, reptilious, reptile

Antonyms: none provided

2

adj

Meaning 2

Synonym of reptilian: reptilelike, (figuratively) cold-blooded, treacherous.

Definition source: English Wiktionary via Wiktextract

Usage: obsolete

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: reptilian, viperish, viperous, alexithymic, apathistical, clinical, dull, phlegmatic, cold-blooded, cold-hearted, dead inside, dispassionate, emotionless, immovable, impassible, impassive, insensible, nonemotional, nonfeeling, nonpassionate, nonsentimental, stolid, unemotional, unfeeling, unmovable, unpassionate, unsentimental, reptilelike, reptilious, reptitious, saurian, sauroid, booky, dastardly, disleal, disloyal, double-crossing, double-dealing, double-faced, double-hearted, doublehearted, faithless, false, falseheart, false-hearted, guiled, guileful, hollow-hearted, illoyal, infidelitous, insidious, Judaslike, Judasly, nonfaithful, perfidious, proditorious, proditory, Punic, ratlike, recreant, renegade, swike, traitorish, traitorlike, traitorly, traitorous, traitorsome, treacherous, treachersome, trothless, unfaithful, unleal, unloyal, unsteadfast, untrue

Antonyms: none provided

History

Etymology

From Late Latin reptitius (“creeping”), corruption of Latin reperticius, from reptus (“crept, crawled”) + -īcius (“-itious”), from rēpere (“to creep, to crawl”), modified by English -ious, q.v. Cognate with repent, reptant, reptile, reptilious, surreptitious.