color

label (small ticket or sign giving information) / label, the sticker on a music record / a record label, a company that releases music

collar

a bar (a court, or a place where alcoholic beverages are sold)

a curl

to curl

tower

rate

rail (railroad track, train track) / rail, track (guide for a curtain or door) / early preparations for the smooth progress of something

leading / lede / leash (e.g. on a dog) / the lead (dance partner) / reed (in a musical instrument)