Dictionary.com

unprincipled

[ uhn-prin-suh-puhld ]
/ ʌnˈprɪn sə pəld /
Save This Word!

adjective
lacking or not based on moral scruples or principles: an unprincipled person; unprincipled behavior.
not instructed in the principles of something (usually followed by in).
QUIZ
SHALL WE PLAY A "SHALL" VS. "SHOULD" CHALLENGE?
Should you take this quiz on “shall” versus “should”? It should prove to be a quick challenge!
Question 1 of 6
Which form is commonly used with other verbs to express intention?

Origin of unprincipled

First recorded in 1625–35; un-1 + principled

synonym study for unprincipled

1. See unscrupulous.

OTHER WORDS FROM unprincipled

un·prin·ci·pled·ness, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

How to use unprincipled in a sentence

British Dictionary definitions for unprincipled

unprincipled
/ (ʌnˈprɪnsɪpəld) /

adjective
lacking moral principles; unscrupulous
(foll by in) archaic not versed in the principles of (a subject)

Derived forms of unprincipled

unprincipledness, noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
FEEDBACK