1. (

• decrease ,
• diminish ,
• lessen ,
• fall ,

) decrease in size, extent, or range; "The amount of homework decreased towards the end of the semester"; "The cabin pressure fell dramatically"; "her weight fell to under a hundred pounds"; "his voice fell to a whisper" ;

2. (

• diminish ,
• belittle

) lessen the authority, dignity, or reputation of; "don't belittle your colleagues" ;