The imperfect tense is characterized by a variety of inflectional suffixes. Certain types descend from Ancient Greek, while others have been developed via paradigmatic levelling (Pantelidis 2003˙ Ralli 2019).
-um
E.g. vástum t sakúla ts-é kséru pú tn afíka.
vastúsa ti sakúla ce-ðen kséro pú tin áfisa.
‘I was holding the bag and I don't know where I put it’.