Be in a brown study and Concentrate

Concentrate and be in a brown study are semantically related. In some cases you can use "Concentrate" instead a verb phrase "Be in a brown study".

Concentrate verb - To increase the amount of (a substance in a mixture) by removing other substances.

Be in a brown study and concentrate are semantically related. Sometimes you can use "Be in a brown study" instead a verb "Concentrate".

Nearby Words: concentrated, concentration, concentrating, concentric, concentrator