Transient hazy criticism I heard (7)

Vagrant...

Back to you, nfs

There was an obstruction concerning the little piece about a crime.

(7 letters)

There was an obstruction concerning the little piece about a crime.

(7 letters)

_ _ _ _ _ e _

There was an obstruction concerning the little piece about a crime.

(7 letters)

 

_ a _ _ _ e _

There was an obstruction concerning the little piece about a crime.

(7 letters)

 

_ a r _ _ e _

Barrier…..?

Sorry, not it twyngwyn.

 

There was an obstruction concerning the little piece about a crime.

(7 letters)

 

_ a r _ _ e t

Parapet … ?