IPA: /ˈhɒləʊə/
KK: /ˈhɑloʊər/
Having a space or cavity inside; not solid. This term is often used to describe something that is empty or has a void.
The tree trunk was hollower than I expected, making it easy for animals to find shelter inside.
Comparative: hollower
Superlative: hollowest
Hollower → The word is formed from "hollow" (from Old English *holh*, meaning a hole or cavity) and the suffix "-er" (meaning a person who). A hollower is a person or thing that makes something hollow or creates a cavity.
Think of someone who creates a 'hole' ('hollow') — the '-er' indicates a person doing that action. This helps you remember that a hollower is someone who makes something hollow.