condescend
Pronunciation: /kɒndɪˈsɛnd/
verb

Origin:
Middle English (in the sense 'give way, defer'): from Old French condescendre, from ecclesiastical Latin condescendere, from con- 'together' + descendere 'descend'

Spelling help
Spell condescend with -esc- in the middle.

his snooty conduct was condescending.