haphazard
Pronunciation:
/ˌhæpˈhæz.əd//ˌhæpˈhæz.ɚd/adjective
Definitions
Random; chaotic; incomplete; not thorough, constant, or consistent.
Example: Do not make such haphazard changes to the settings; instead, adjust the knobs carefully, a bit at a time.
Synonyms:chaoticrandomAntonyms:systematic