uncertain

A common way to intensify the feeling of uncertainty.

Indicates a small degree of uncertainty.

Indicates a small degree of uncertainty.

Indicates a slight or moderate degree of uncertainty.

Expresses a strong, profound sense of uncertainty.

Indicates a moderate or considerable degree of uncertainty.

A common way to emphasize that something is not known.

Emphasizes that a situation that was previously unknown continues to be unknown.

A formal or strong way to emphasize that something is not known.

Used to strongly emphasize that something is not known.

Indicates that the level of uncertainty is growing over time.

Describes something that is uncertain by its fundamental nature.

Indicates a moderate degree of uncertainty about a fact or situation.

Expresses a state of not being sure.

Describes an internal emotion of doubt.

To give the impression of being not sure.

To appear to others as if you are not sure.

To convey uncertainty through one's voice.

To begin to feel or be in a state of uncertainty.

To cause someone to feel uncertain.

To cause someone to be in a state of uncertainty after an event or interaction.

Describes a situation or fact that is not definitively known.

Used when a situation gives the impression of being not definite.

For a situation to continue to be unknown or not definite.

Used when a situation or outcome appears to be not definite.

To cause a situation or outcome to become not definite.

Refers to a situation changing from known to unknown.

Used to specify the subject of the uncertainty.

A more formal way to specify the subject of the uncertainty, often followed by a question word (who, what, where, etc.).

Less common than 'about', used to specify the subject of uncertainty.