As a Noun:
1. Uncertainty about what you should do. English = indecision.
2. The constant changing of your opinions or feelings. English = vacillation.
As a Verb or Adjective:
1. To be unable to make up your mind about something. English = (be) indecisive.
2. To keep changing your opinions or feelings about something. English = vacillate.
Interactive:
1. Used alone to answer a question about intentions or opinions to mean you think that it is possible, but that you are not sure. English = 'Perhaps', 'Maybe'
2. Used alone to answer a question about intentions or opinions to mean you do not think that something will happen, but that you are not sure. English = 'I don't think so', 'I doubt it', 'It's doubtful'
3. Used alone to mean 'maybe yes, maybe no', 'maybe good, maybe bad', 'so-so', 'on-and-off'.
As Modifier:
1. Used at the beginning or end of a sentence to mean it is possible that what you say is true, but you are not certain. English = perhaps, maybe.
2. Used immediately next to a verb to mean it is possible that what you say is true, but you are not certain. English = may, might.
3. Used immediately next to a verb to mean it is unlikely or doubtful that the action will happen. English = may not, might not, be unlikely to.
4. Used immediately next to a verb or adjective to mean more or less of the action or quality and slightly positive. English = fairly, pretty.