Erratic and Suppositious

Erratic adjective - Lacking a definite plan, purpose, or pattern.

Suppositious and erratic are semantically related. In some cases you can use "Suppositious" instead an adjective "Erratic".

Nearby Word: errant

Suppositious adjective - Based primarily on surmise rather than adequate evidence.

Erratic and suppositious are semantically related. Sometimes you can use "Erratic" instead an adjective "Suppositious".