| accretion |
the process of gradual increase or growth, especially by additions from the outside. |
| benign |
causing little or no harm. |
| conversant |
familiar; acquainted; practiced (usually followed by "with" or "in"). |
| disingenuous |
not candid or sincere. |
| extralegal |
not regulated or permitted by law; outside of legal authority. |
| extrinsic |
not inherent or essential; extraneous. |
| fixation |
an obsession, especially one that interferes with normal functioning. |
| inchoate |
partially or imperfectly developed. |
| laconic |
using very few words; succinct; terse. |
| louche |
of questionable decency, morality, or taste; shady; disreputable. |
| oblivious |
not conscious or paying attention; unknowing or unaware (usually followed by "to" or "of"). |
| parsimonious |
excessively frugal; stingy. |
| penumbra |
an indefinite, borderline area. |
| perilous |
causing or involving great danger; risky; hazardous. |
| pungent |
sharp and strong in taste or smell. |