broad (esp. BrE), heavy, marked, pronounced, strong, thick
She had a pronounced Southern accent.

slight
country, foreign, local, regional (esp. BrE)
American, British (AmE), English, French, etc.
northern, southern, etc.
middle-class (BrE)
cut-glass (BrE), posh (BrE), public-school (BrE), RP
He spoke with a cut-glass English accent.

cockney, hick (informal, esp. AmE), Midwestern, Valley Girl, etc.

hint, trace
Her French was excellent, without a trace of an accent.

have, speak in, speak with
acquire (esp. BrE)
adopt, affect, assume, put on
She put on a Southern accent when she answered the phone.

fake, imitate, mimic
cultivate
drop, lose
He lost his accent after moving to the capital.

place
Where are you from? I can't place your accent.

in an accent
She spoke in a strong Jamaican accent.

with an accent, without an accent
a tall man with a Canadian accent

Accent is used with these nouns as the object:
syllable