Synonyms for unprincipled
- adjective
Most common
dishonest immoral unethical unscrupulous slippery shameless licentious
All synonyms
Adjective
immoral, dishonest, unscrupulous, dishonorable US, dishonourable UK, abandoned, corrupt, unethical, licentious, vicious, shameless, reprobate, slippery, tricky, dissolute, profligate, wicked, crooked, sinister
Definitions
- adj. 1
Lacking moral values.
Example sentences
- dishonest At least he's honest about the fact he's dishonest.
- immoral Be immoral, cheat and steal. Such people live well.
- unethical Do you really think doing that would be unethical?
- unscrupulous Many public school cafeterias are unscrupulous.
- slippery The way, sodden with rain, was extremely slippery.
- shameless That shameless smile says it all; he knows what he is.
Popularity over time
| Word | 1850 → 2019 | Trend |
|---|---|---|
| unprincipled | steady | |
| dishonest | steady | |
| immoral | steady | |
| unethical | rising | |
| unscrupulous | steady | |
| slippery | rising |
Use in printed books, per decade from 1850 to 2019.
By length
- 6 letters
- tricky2, wicked2
- 7 letters
- corrupt2, vicious2, crooked2, immoral3
- 8 letters
- slippery3, sinister3
- 9 letters
- abandoned3, dishonest3, shameless2, unethical4, dissolute, reprobate3
- 10 letters
- profligate3, licentious3
- 12 letters
- unscrupulous4, dishonorable5
- 13 letters
- dishonourable
The small number after each word is its number of syllables (tricky2 = 2 syllables).