| impudent | (adjective) marked by casual disrespect | Synonyms: flip, insolent, snotty-nosed |
|---|
| (adjective) improperly forward or bold | Synonyms: fresh, impertinent, overbold, sassy, saucy, smart, wise |
| impugnable | (adjective) subject to being discredited | - |
|---|
| impuissant | (adjective) lacking physical strength or vigor | - |
|---|
| impulsive | (adjective) determined by chance or impulse or whim rather than by necessity or reason | Synonyms: capricious, whimsical |
|---|
| (adjective) having the power of driving or impelling | Synonyms: driving |
| (adjective) characterized by undue haste and lack of thought or deliberation | Synonyms: brainish, hotheaded, impetuous, madcap, tearaway |
| (adjective) proceeding from natural feeling or impulse without external stimulus | Synonyms: unprompted |
| (adjective) without forethought | - |
| impure | (adjective) (used of persons or behaviors) immoral or obscene | - |
|---|
| (adjective) combined with extraneous elements | - |
| (adjective) having a physical or moral blemish so as to make impure according to dietary or ceremonial laws | Synonyms: unclean |
| imputable | (adjective) capable of being assigned or credited to | Synonyms: ascribable, due, referable |
|---|
| imputrescible | (adjective) not subject to decay | - |
|---|