возможно

1) General subject: as likely as not, feasibly, haply, it is possible, it may be (что), it may be so, like, may, maybe, mayhap, on the cards, p'raps, perchance, perhaps, possibly, potentially, presumably, probably, supposedly, arguably

2) Obsolete: peradventure

3) Literal: in the cards

4) Mathematics: as possible, conceivably

5) Scottish language: ablins

6) Astronautics: feasible

7) Makarov: it may, it might be, must, virtually

8) Phraseological unit: at a pinch