IPA: /ˈsliːkiɪst/
KK: /sliːkiːst/
Having a smooth, glossy, and well-groomed appearance; the most polished or stylish in appearance.
The sleekiest car in the showroom caught everyone's attention with its shiny finish.
Comparative: sleekier
Superlative: sleekiest
Sleekiest → It is formed from "sleek" (from Old Norse *slikr*, meaning smooth or sleek) and the suffix "-iest" (meaning most). The word "sleekiest" describes something that is the most smooth or glossy in appearance.
Think of something that is the 'smoothest' or 'most glossy' — 'sleek' means smooth, and '-iest' indicates the highest degree.
No commonly confused words.