1. lessen - Adjective
2. lessen - Verb
3. lessen - Conjunction
To make less; to reduce; to make smaller, or fewer; to diminish; to lower; to degrade; as, to lessen a kingdom, or a population; to lessen speed, rank, fortune.
To become less; to shrink; to contract; to decrease; to be diminished; as, the apparent magnitude of objects lessens as we recede from them; his care, or his wealth, lessened.
Source: Webster's dictionaryThe amount of homework decreased towards the end of the semester Source: Internet
The cabin pressure fell dramatically Source: Internet
her weight fell to under a hundred pounds Source: Internet
his voice fell to a whisper Source: Internet
He decreased his staff Source: Internet
The pain subsided Source: Internet