Main Entry: dis·com·pose

Pronunciation: \ˌdis-kəm-ˈpōz\

Function: transitive verb

Etymology: Middle English

Date: 15th century

1 : to destroy the composure of
2 : to disturb the order of

— dis·com·po·sure \-ˈpō-zhər\ noun

synonyms discompose, disquiet, disturb, perturb, agitate, upset, fluster mean to destroy capacity for collected thought or decisive action. discompose implies some degree of loss of self-control or self-confidence especially through emotional stress <discomposed by the loss of his beloved wife>. disquiet suggests loss of sense of security or peace of mind <the disquieting news of factories closing>. disturb implies interference with one's mental processes caused by worry, perplexity, or interruption <the discrepancy in accounts disturbed me>. perturb implies deep disturbance of mind and emotions <perturbed by her husband's strange behavior>. agitate suggests obvious external signs of nervous or emotional excitement <in his agitated state we could see he was unable to work>. upset implies the disturbance of normal or habitual functioning by disappointment, distress, or grief <the family's constant bickering upsets the youngest child>. fluster suggests bewildered agitation <his declaration of love completely flustered her>.