We were going to redo the kitchen this spring, but those plans have 'fallen/gone by the wayside'. [=we have dropped/abandoned those plans]
traditions that are 'falling by the wayside'
Flowers grew along the 'wayside'.
(..) - Thank you. Isn't that wonderful? - What's that? - The handkerchief. Such a lovely custom. Shame it's fallen by the wayside. - Darn it all. - What's wrong? Silent Running was playing over the weekend. I missed it. - I don't believe I know Silent Running. (..)2003 TvShow: Six Feet Under Title: Making Love Work Season: 3 Episode 6