Berbice Dutch has borrowed two preverbal habitual markers from Creolese, das (tense-neutral habitual) and justu (past habitual). These mark habitual only. Additionally, the imperfective suffix -arɛ / -a may be used to mark habitual; see Feature 47 "Uses of the progressive marker".
Source: Kouwenberg 1994: 239
Source: Kouwenberg 2007: 29
Source: Kouwenberg 1996: 33
Source: Kouwenberg 2007: 445
Source: Kouwenberg 1994: 245