Adjectives That Start with IN and End with S

Explore 78 verified English adjectives starting with IN and ending with S, including Indigenous, Infectious, Infamous, Ingenious, Insidious, Instantaneous and Inconspicuous. Sort these describing words and descriptive modifiers by word length for character descriptions, creative writing, and compliment lists below, or check adjective order and comparative rules in our adjective grammar guide.

Refine list...
JUMP:
Sort:

Group:

Case:

View:

JUMP TO:
Select any word to view available definitions & photosSelect any word for details
inauspicious
inbounds
inconspicuous
incredulous
incongruous
incestuous
incautious
incurious
incommodious
incapacious
incontiguous
inconscious
inconcinnous
incubous
indigenous
industrious
indecorous
indeciduous
indexless
indubious
indextrous
inefficacious
inertialess
inebrious
inermous
infectious
infamous
infelicitous
infructuous
inflectionless
ingenious
inglorious
ingenuous
inguinocutaneous
inharmonious
inhomogeneous
iniquitous
inimicitious
injurious
injudicious
inkless
innocuous
innumerous
innoxious
innutritious
innless
inodorous
inofficious
inquilinous
insidious
instantaneous
insectivorous
insalubrious
insipidus
insomnious
insensuous
intravenous
interspecies
interreligious
intercampus
interosseous
interstimulus
intraspecies
intracutaneous
interclass
intracartilaginous
intraligamentous
interligamentous
interspinous
intraparenchymatous
interfilamentous
intercartilaginous
intertranspicuous
interfluous
invidious
inversus
inventionless
invious

•Browse Adjectives by Letter (A to Z)

Select a starting letter to browse adjectives
Built for writers, students, and competitive word game players, Wordmom combines an uncluttered English dictionary and thesaurus with fast, pattern-based word finders so you can verify definitions, synonyms, and high-scoring tile plays in one place.
Dictionary & Reference
© 2016–2026 Wordmom Network. All rights reserved. Made with for word lovers everywhere.
Disclaimer: SCRABBLE® is a registered trademark. All intellectual property rights in and to the game are owned in the U.S.A. and Canada by Hasbro Inc., and throughout the rest of the world by J.W. Spear & Sons Limited of Maidenhead, Berkshire, England, a subsidiary of Mattel Inc. Mattel and Spear are not affiliated with Hasbro. Words With Friends® is a registered trademark of Zynga Inc. Wordle® is a registered trademark of The New York Times Company. Other referenced game titles and tournament lexicon codes (including NASPA NWL and WESPA/HarperCollins CSW) are trademarks of their respective owners. Wordmom is an independent reference utility for educational and entertainment purposes and is not affiliated with, sponsored by, or endorsed by Hasbro, Mattel, Spear, Zynga, The New York Times Company, NASPA, WESPA, or HarperCollins Publishers. All game names are referenced strictly under nominative fair use to indicate compatibility.