widen (
http://definr.com/widen)
v 1: become broader or wider or more extensive; "The road
widened" [ant:
narrow]
2: make larger, of clothes; "Let out that dress--I gained a lot
of weight" [syn:
let out] [ant:
take in]
3: make wider: "widen the road"
4: extend in scope or range or area; "The law was extended to
all citizens"; "widen the range of applications"; "broaden
your horizon" [syn:
broaden,
extend]