IPA: /ˌoʊvərˈwɛlmɪŋ/
KK: /oʊvərˈwɛlmɪŋ/
Having a strong effect that is difficult to handle or resist; very intense or powerful.
The overwhelming support from the community made the event a success.
Overwhelming → It is formed from "over-" (meaning excessively or beyond) and "whelm" (from Old English *hwelfan*, meaning to turn over or cover). The word "overwhelming" describes something that is excessively covering or overpowering, often in an emotional or sensory context.
Think of something that is 'excessively' ('over-') 'covering' or 'turning over' ('whelm') you, making it hard to handle — that's why overwhelming means something that is too much to bear.
No commonly confused words.