1. (adjective) becoming less or smaller

• depreciating
• depreciative
• depreciatory
• detractive
• diminishing
• dwindling
• tapering
• tapering off
• falling

2. (adjective) music

• allargando
• calando
• decrescendo
• diminuendo
• rallentando
• rit.
• ritardando
• ritenuto

1. (adjective) becoming less or smaller

• increasing

2. (adjective) music

• increasing