IPA: /ˌɛkɪˈmoʊtɪk/
KK: /ɛkɪˈmoʊtɪk/
Related to a type of bruise where blood leaks into the skin, causing discoloration.
After the fall, she had an ecchymotic mark on her arm that took days to heal.
Ecchymotic is derived from "ecchymosis" (from Greek "ekkhymosis", meaning to pour out) and the suffix "-tic" (meaning pertaining to). The term describes a condition pertaining to the pouring out of blood into the skin, resulting in a bruise.
Think of 'pouring out' ('ekkhymosis') of blood under the skin, which helps you remember that 'ecchymotic' refers to a bruise or related condition.
No commonly confused words.