| abstruse |
difficult to comprehend or understand; esoteric; arcane. |
| acclivity |
a rising slope. |
| animus |
a feeling or attitude of enmity. |
| canny |
difficult to fool or take advantage of; shrewd; wary; clever. |
| conjoin |
to combine for a common purpose. |
| effrontery |
shameless impudence; insolence. |
| flange |
a collar or rim that projects from a pipe, housing, or the like to provide strength, stability, or a place for attaching other parts. |
| insouciant |
having no cares or anxieties; light-hearted; carefree. |
| obfuscate |
to make (something) seem or be difficult to understand; obscure or darken. |
| parturient |
giving birth or about to give birth; in labor. |
| penumbra |
an indefinite, borderline area. |
| rebarbative |
tending to irritate or repel; forbidding or unattractive. |
| schadenfreude |
(often capitalized) pleasure derived from the misfortune of others. |
| transpose |
to exchange the position or order of (two things). |
| unadulterated |
unmixed with or undiluted by additives or extraneous elements; pure; complete. |