- engross: fully, occupy (verb)
- inaudible: unhearable (adj.)
- melacholy: sadly thoughtful, depressed (adj.)
- odious: hateful, repulsive (adj.)
- opaque: nontransparent (adj.)
- prognosis: expected outcome for a disease or illness (noun)
- reluctant: hesitant, unwilling, disinclined (adj.)
- resolute: determined, resolved, steadfast (adj.)
- suffice: be enough, be adequate (verb)
- supposition: theory, unproved assumption (noun)
- sustain: uphold, support, maintain (verb)
- tremulous: trembling, nervous, fearful (adj.)
- trifle: something of little value (noun)
- wane: decrease, diminish (verb)