strongly accented speech
heavily accented speech

A long period of silence preceded the next words, heavily accented speech: "This was one man?

Cho is also well known for discussing her relationship with her mother, particularly in imitating her mother's heavily accented speech.

They seemed to be everywhere, roaming at will up and down the cobblestoned streets, accosting citizens rudely and talking loudly to each other in their heavily accented speech.

His sense of theater - from his famously bushy eyebrows to his heavily accented speech and painstakingly slow delivery - forced all to pay close attention, from presidents to schoolchildren.

Throughout the piece Ms. Stoklos, who calls her style of theater essentialist, embodies a life-affirming everyperson with stylized, exaggerated body language and emphatic heavily accented speech that suggest a weird dichotomy between the physical and the mental.