| Word | Definitions | Synonyms |
|---|---|---|
| pent | (adjective) closely confined | Synonyms: shut up |
| spent | (adjective) depleted of energy, force, or strength | Synonyms: exhausted |
| (adjective) drained of energy or effectiveness; extremely tired; completely exhausted | Synonyms: dog-tired, exhausted, fagged, fatigued, gone, played out, washed-out, worn-out, worn out | |
| unspent | (adjective) (of financial resources) not spent | Synonyms: unexpended |