IPA: //ˈreɪnboʊlaɪk//
KK: /ˈreɪnboʊlaɪk/
Having colors or qualities that are similar to those of a rainbow; showing a variety of colors.
The artist used rainbowlike hues to create a vibrant landscape.
Rainbowlike → It is formed from "rainbow" (from Old English "regnboga", meaning a bow of rain) and "-like" (meaning resembling or similar to). The word "rainbowlike" describes something that resembles or is similar to a rainbow.
Think of a 'bow of rain' when you picture a rainbow, and remember that 'like' means resembling something. So, rainbowlike means resembling a rainbow.