IPA: /ˈbaʊndləsli/
KK: /ˈbaʊndlesli/
In a way that has no limits or boundaries; without restriction.
The artist expressed her creativity boundlessly, exploring every possible medium.
Boundlessly → It is formed from "boundless" (from "bound" meaning limit or boundary, and "-less" meaning without) and the suffix "-ly" (meaning in a manner). The word "boundlessly" means in a manner that is without limits or boundaries.
Think of being 'without limits' ('boundless') and how that relates to doing something 'in that manner' ('-ly'). This helps you remember that 'boundlessly' means acting without any boundaries.